/* ----------------------------------- common样式 ----------------------------------- */
* {
	margin: 0;
	padding: 0;
}
body {
	background: #fff;
	font-size: 13px; 
	font-family: -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Microsoft YaHei', 'Source Han Sans SC', 'Noto Sans CJK SC', 'WenQuanYi Micro Hei', sans-serif;
}
/* Original highlight.js style */

.hljs {
  display: block;
  overflow-x: auto;
  padding: 0.5em;
  background: #201e2f !important;
}

.hljs,
.hljs-tag,
.hljs-subst {
  color: #f8f8f2 !important;
}

.hljs-strong,
.hljs-emphasis {
  color: #a8a8a2;
}

.hljs-bullet,
.hljs-quote,
.hljs-number,
.hljs-regexp,
.hljs-literal,
.hljs-link {
  color: #ae81ff;
}

.hljs-code,
.hljs-title,
.hljs-section,
.hljs-selector-class {
  color: #a6e22e;
}

.hljs-strong {
  font-weight: bold;
}

.hljs-emphasis {
  font-style: italic;
}

.hljs-keyword,
.hljs-selector-tag,
.hljs-name,
.hljs-attr {
  color: #f92672;
}

.hljs-symbol,
.hljs-attribute {
  color: #66d9ef;
}

.hljs-params,
.hljs-class .hljs-title {
  color: #f8f8f2;
}

.hljs-string,
.hljs-type,
.hljs-built_in,
.hljs-builtin-name,
.hljs-selector-id,
.hljs-selector-attr,
.hljs-selector-pseudo,
.hljs-addition,
.hljs-variable,
.hljs-template-variable {
  color: #e6db74;
}

.hljs-comment,
.hljs-deletion,
.hljs-meta {
  color: #75715e;
}
.layui-layout-admin .layui-side {
    top: 60px;
    width: 235px;
    overflow-x: hidden;
}
.layui-side-scroll {
    position: relative;
    width: 235px;
    height: 100%;
    overflow-x: hidden;
}
.layui-nav-tree {
    width: 235px;
    padding: 0;
}
.layui-layout-admin .layui-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
   background: #F9F9f9;
    border-bottom: 1px solid #DDD;
}
.layui-nav-tree .layui-nav-child dd.layui-this, .layui-nav-tree .layui-nav-child dd.layui-this a, .layui-nav-tree .layui-this, .layui-nav-tree .layui-this>a, .layui-nav-tree .layui-this>a:hover {
    background-color: #1e9fff;
    color: #fff;
}
.layui-nav .layui-this:after, .layui-nav-bar {
  
    background-color: #1e9fff;
}
.layui-nav .layui-nav-item a {
    display: block;
    padding: 0 20px;
    color: #000!important;
}
.layui-nav .layui-nav-item a:hover, .layui-nav .layui-this a {
    color: #000;
}
.layui-bg-black {
    background-color:#F9F9f9!important;
    color: #000!important;
}
.layui-nav-itemed>a, .layui-nav-tree .layui-nav-title a, .layui-nav-tree .layui-nav-title a:hover {
    color: #F9F9f9!important;
}
.layui-layout-admin .layui-logo {
    position: absolute;
    left: 0;
    top: 0;
    width: 200px;
    height: 100%;
    line-height: 60px;
    text-align: center;
    color: #F9F9f9;
    font-size: 16px;
    box-shadow: 0 1px 2px 0 #F9F9f9;
}
.layui-nav-itemed>.layui-nav-child {
    display: block;
    background-color: #F9F9f9!important;
}
.layui-nav {
    position: relative;
    padding: 0 20px;
    background-color: #F9F9f9;
    color: #000;
    border-radius: 2px;
    font-size: 0;
    box-sizing: border-box;
}
ol,ul {
	list-style: none;
}
a {
	color: #fe6a00;
	text-decoration: none;
}
a:hover {
	color: #f16500;
	text-decoration: none;
}
img {
	border: none;
	vertical-align: middle;
}
a,input,textarea,button {
    outline: 0;
}
.fl { float: left; }
.fr { float: right; }
.clearfix::after { 
    content: ""; 
    display: block; 
    clear: both; 
}
.text-center { text-align: center; }
.clear {
	clear: both;
}
.gray {
	display: inline-block;
    text-align: center;
    vertical-align: middle;
    background-color: #fe6a00;
    border: 1px solid #fe6a00;
    color: #FFF;
    padding: 4px 12px;
    border-radius: 4px;
    cursor: pointer;
}
.gray:hover {
	background-color: #f16500;
	border: 1px solid #f16500;
	color: #FFF;
}
.pull-left {
	float: left;
}
.pull-right {
	float: right;
}

.single-ellipsis { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }


/* ------- 顶部广告位 ------- */
#topbanner {position: relative; width: 100%;min-width: 1140px;max-width: 2560px;height: 40px;overflow: hidden;background:#f9f9f9;cursor: pointer;}
#topbanner img {display: block;height: 100%;position: absolute;top: 0;left: 50%;transform: translateX(-50%);-ms-transform: translateX(-50%);-webkit-transform: translateX(-50%);max-width: none;}
#topbanner .close-topbox {position: absolute;top: 10px;right: 18%;cursor: pointer;}
#topbanner .close-topbox i {font-size: 18px;color: #fff;opacity: .9;}
@media (max-width:1024px) {
	#topbanner {display: none !important;}
}

/* ----------------------------------- header ----------------------------------- */
#header_item {
	width: 100%;
	min-width: 1140px;
	background: #f9f9f9;
	box-shadow: 0 1px 1px rgba(0,0,0,0.1);
	position: relative;
}
#header_index {
	width: 1140px;
	margin: 0 auto;
	height: 80px;
	line-height: 80px;
}
#header-l {
	float: left;
	height: 80px;
}
#header_item .logo {
	float: left;
	height: 80px;
}
#header_item .logo img {
	display: block;
	width: 206px;
	height: 36px;
	margin: 22px 0;
}
.header-menu {
    float: left;
    margin: 0 0 0 10px;
}
.header-menu li {
    float: left;
    position: relative;
    margin: 0 5px;
}
.header-menu li a {
    display: inline;
    padding: 8px 3px;
    font-size: 16px;
    color: #666;
}
.header-menu li a:hover,.header-menu li a.active {
    color: #fe6a00;
}
.new-icon {
	position: relative;
	display: inline-block;
    width: 13px;
    height: 14px;
    background: url("//7nsts.w3cschool.cn/images/w3c/icon-n.png") no-repeat scroll 0px 0px;
    top: -10px;
}

.header-menu-vip {
	position: relative;
}
.hot-icon {
	position: absolute;
    top: -4px;
	right: -24px;
	z-index: 1;
	padding: 2px 4px;
    border-radius: 4px;
	background-color: #ff3c1a;
    color: #fff;
	font-size: 12px;
	font-style: normal;
	line-height: 1;
	-webkit-transform: scale(.8);
       -moz-transform: scale(.8);
        -ms-transform: scale(.8);
         -o-transform: scale(.8);
            transform: scale(.8);
}
.hot-icon:before {
	content: "";
	position: absolute;
    bottom: -9px;
    left: 15%;
    border: 5px solid transparent;
    border-top-color: #ff3c1a;
}

.double11-icon {
    position: absolute;
    top: 14px;
    right: -28px;
    display: inline-block;
    width: 32px;
    height: 17px;
    background: url("//7n.w3cschool.cn/statics/images/w3c/double11-tag.png") no-repeat scroll 0px 0px;
}
.vip-sicon {
	display: inline-block;
    width: 24px;
    height: 24px;
	vertical-align: middle;
	background-size: 24px 24px;
}
.vip-sicon0 {
    background-image: url("//7nsts.w3cschool.cn/images/w3c/vip-sicon0.png");
}
.vip-sicon1 {
    background-image: url("//7nsts.w3cschool.cn/images/w3c/vip-sicon1.png");
}
.vip-sicon2 {
    background-image: url("//7nsts.w3cschool.cn/images/w3c/vip-sicon2.png");
}
.down-icon1 {
	display: inline-block;
    width: 10px;
    height: 10px;
    margin-left: 5px;
}
.angle-down-icon {
    background: url("//7nsts.w3cschool.cn/yimages/icon-angle-down1.png") no-repeat scroll 0% 0%;
}
#header-r .dropdown-content {
    position: absolute;
    left: -60px;
    top: 80%;
    width: 150px;
    z-index: 1200;
    background-color: #fff;
    margin: 0;
    padding: 9px 0;
    border: 1px solid #eee;
	box-shadow: 0 0 5px 2px rgba(0,0,0,0.1);
	border-radius: 4px;
	float: none;
}
#header-r .dropdown-content a {
    display: inline-block;
    width: 120px;
    background-color: #fff;
    padding: 0;
    font-size: 15px;
    color: #333;
    text-align: left;
}
#header-r .dropdown-content .j {
    position: absolute;
    left: 50%;
    top: -16px;
    margin-left: -8px;
    display: block;
}
#header-r .dropdown-content .j::before, #header-r .dropdown-content .j::after {
    content: "";
    display: block;
    width: 0;
    height: 0;
    border-width: 8px;
    border-style: solid;
    position: absolute;
    left: 0;
    top: 0;
}
#header-r .dropdown-content .j::before {
    border-color: transparent transparent #ddd transparent;
}
#header-r .dropdown-content .j::after {
    border-color: transparent transparent #fff transparent;
    top: 1px;
}
#header-l .dropdown-content {
    display: none;
    top: 60px;
    left: -25px;
    width: 235px;
    line-height: 0;
}
#header-l .dropdown:hover .dropdown-content {
    display: block;
}
#header-l .dropdown-content a {
	width: 100px;
    padding: 0 0 0 10px;
    height: 40px;
    line-height: 40px;
    display: inline-block;
    font-size: 15px;
    color: #333;
    text-align: center;
}
#header-l .dropdown-content a:hover {
    color: #fe6a00;
}
#header-l .dropdown-content a:first-child::before {
    border-bottom: 8px solid #fff;
    border-left: 8px solid rgba(255, 255, 255, 0);
    border-right: 8px solid rgba(255, 255, 255, 0);
    top: -8px;
    content: "";
    width: 0;
    height: 0;
    left: 45%;
    margin-left: -50px;
    position: absolute;
}
#header-r {
	float: right;
	height: 80px;
}
.header-app {
    position: relative;
    float: right;
    height: 25px;
    line-height: 25px;
    padding-left: 25px;
    background: url("//7nsts.w3cschool.cn/images/w3c/header-app.png?t=20171221") no-repeat 0px 0px;
    font-size: 15px;
    color: #333;
    margin: 28px 15px 0 0;
}
.header-app:hover {
    color: #fe6a00;
}
.qrcode-box {
    display: none;
    top: 30px;
    left: -98px;
    width: 340px;
    padding: 15px 10px;
    box-sizing:content-box;
	-moz-box-sizing:content-box; 
	-webkit-box-sizing:content-box; 
}
.header-app:hover .qrcode-box {
    display: block;
}
.qrcode-img {
    display: inline-block;
    float: left;
    width: 170px;
    text-align: center;
}
.qrcode-img p {
    font-size: 15px;
    color: #333;
    padding: 0;
    margin: 0;
}
.qrcode-box .j {
    left: 40%;
}
.create-btn {
	float: right;
	width: 64px;
	height: 30px;
	line-height: 30px;
	border: 1px solid #fe6a00;
	background-color: transparent;
	margin: 25px 15px 0 0;
	border-radius: 4px;
	text-align: center;
	color: #fe6a00;
}
.create-btn:hover,.create-btn:focus {
	border: 1px solid #f16500;
	background-color: #f16500;
	text-decoration: none;
    color: #fff;
}
/* 头部搜索 */
#header_index .searchbox {
	float: right;
	position: relative;
	width: 155px;
	height: 35px;
    line-height: 35px;
	margin-top: 22px;
	background: #EFEFEF;
	border-radius: 4px;
}
#header_index .searchbox input.box {
	width: 119px;
    height: 35px;
	line-height: 35px;
	background: #EFEFEF;
	font-size: 14px;
	color: #333;
	border: none;
	padding: 0 8px;
}
#header_index .searchbox input.box:hover {
	background-color: #f3f3f3;
}
#header_index .searchbox .button {
	position: absolute;
	top: 0;
	right: 0;
	width: 35px;
	height: 35px;
	border: none;
	background: url("//7nsts.w3cschool.cn/yimages/icons.png") no-repeat scroll 0px 3px;
	text-indent: -9999px;
	cursor: pointer;
}
/* 已登录展示  */
#header_notification_bar,#dropdown-user{
	display: inline-block;
	position: relative;
}
#dropdown-user { margin-left: 7px; }
.dropdown-toggle-list {
    display: inline-block;
    color: #333;
}
.dropdown-toggle-list img {
	display: inline-block;
	width: 30px;
	height: 30px;
	border-radius: 50%;
    margin: 0 2px 0 0;
	vertical-align: middle;
	word-wrap: normal;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
} 


/* ----------------------------------- footer -----------------------------------*/
#footer_item {
	width: 100%;
	min-width: 1140px;
	background: #efefef;
	border-top: 1px solid #ccc;
	padding: 20px 0;
}
#footer {
	clear: both;
	position: relative;
	margin: 0 auto;
	width: 1140px;
	height: auto;
	overflow: hidden;
}
.footer-box {
	float: left;
	width: 15.5%;
	margin-left: 1%;
	text-align: left;
}
.footer-title {
	font-size: 15px;
	font-weight: 600;
	color: #333;
	margin-bottom: 5px;
	line-height: 30px;
}
.footer-items a,.footer-items p {
	line-height: 26px;
	font-size: 14px;
	color: #333;
}
.footer-items p {
	margin: 0;
}
.footer-items a .service-qrcode {
    display: none;
    width: 100px;
    position: absolute;
    top: 8px;
    margin-left: 50px;
}
.footer-items a:hover .service-qrcode {
    display: block;
}
.footer-box .tcode {
	width: 100px;
	height: 100px;
	margin: 10px auto;
}
.footer-box .tcode-txt {
	font-size: 14px;
	color: #333;
	text-align: center;
	margin: 0 10px;
}
.footer-bottom {
	margin: 0px auto;
	width: 1140px;
	padding: 10px 0 0;
	text-align: center;
    line-height: 30px;
}
.footer-bottom p {
	font-size: 13px;
	color: #666;
	padding: 0;
    margin: 0;
}
.footer-bottom p a {
	color: #666;
}
.footer-bottom p span {
	margin: 0 5px;
}
.footer-bottom .beian {
    background: url(//7n.w3cschool.cn/statics/images/w3c/beianicon.png) no-repeat 0 0;
    width: 16px;
    height: 16px;
    vertical-align: middle;
    background-size: cover;
    display: inline-block;
    margin-right: 4px;
    margin-top: -4px;
}
#footer a:hover {
	text-decoration: underline;
	color: #fe6a00;
}
/* 简洁底部样式  */
.s-footer {
    position: relative;
    width: 100%;
    min-width: 1140px;
}
.s-footer-bottom {
    margin: 0px auto;
    width: 1140px;
    text-align: center;
    line-height: 35px;
    font-size: 14px;
    color: #666;
	padding: 20px 0;
}
.s-footer-bottom p {
	font-size: 13px;
	color: #666;
}
.s-footer-bottom p a {
	color: #666;
}
.s-footer-bottom p span {
	margin: 0 5px;
}
.s-footer-bottom .beian {
    background: url(//7n.w3cschool.cn/statics/images/w3c/beianicon.png) no-repeat 0 0;
    width: 16px;
    height: 16px;
    vertical-align: middle;
    background-size: cover;
    display: inline-block;
    margin-right: 4px;
    margin-top: -4px;
}

/* 通用样式  */
.img-icon,.icons-img {
    display: inline-block;
    width: 16px;
    height: 16px;
    vertical-align: middle;
    padding-right: 5px;
}
.v-line::before {
    content: "| ";
    padding-right: 5px;
}
.icons-share-more {
    background: url("//7nsts.w3cschool.cn/yimages/share-more.png") no-repeat scroll 0% 0%;
}
.item-content {
    width: 100%;
    background: #ffffff;
    min-width: 1140px;
}
.graybg {
    background: #f9f9f9;
}
#wrapper {
	width: 1140px;
	margin: 25px auto 45px;
	min-height: 600px;
	overflow: hidden;
}
.wrapper-bg {
	background: #ffffff;
}
.index-wrapper {
	width: 1140px;
	margin: 0 auto;
	padding: 25px 0;
	overflow: hidden;
}

#navsecond,#sidebar {
	background: #efefef;
}
#sidebar { float: left; width: 190px; }

#navsecond h2,#sidebar h2 {
	font-size: 15px;
	color: #333;
	word-wrap: normal;
	white-space: nowrap;
	text-overflow: ellipsis;
	overflow: hidden;
}
#navsecond li,#sidebar li {
	font-size: 14px;
	color: #333;
	line-height: 22px;
	word-wrap: normal;
	white-space: nowrap;
	text-overflow: ellipsis;
	overflow: hidden;
}
#navsecond li a,#sidebar li a,#navsecond h2 a {
	color: #333;
}
#navsecond li a:hover,#sidebar li a:hover,#navsecond h2 a:hover {
	color: #fe6a00;
}
#course {
	background-color: #B6B6B6;
	padding: 10px 0;
	border-top-left-radius: 6px;
    border-top-right-radius: 6px;
}
#course h2 {
	font-size: 16px;
	color: #fff;
	text-align: center;
}
#maincontent {
	float: left;
	width: 719px;
	background-color: #ffffff;
	padding: 0 15px;
	font-size: 14px;
	color: #333;
}
#maincontent h1 {
	font-size: 20px;
}
#maincontent h1::before {
    content: "";
    background: #fe6a00;
    display: inline-block;
    width: 7px;
    height: 7px;
    margin-right: 8px;
    margin-bottom: 3px;
    vertical-align: middle;
}
#maincontent h2 {
	font-size: 16px;
}
#maincontent div {
	padding: 20px 0;
	border-top: 1px solid #CCC;
}
#maincontent div:first-of-type {
	border-top: none;
}
#maincontent ol,#maincontent ul {
	margin-left: 25px;
}
#maincontent li,#maincontent p {
	line-height: 24px;
	margin-top: 10px;
}
#maincontent ol li {
	list-style-type: decimal;
}
#maincontent ul li,#maincontent ol li li {
	list-style-type: disc;
}
#maincontent ol ul li {
	list-style-type: lower-alpha;
}
.news-content {
    float: left;
    width: 884px;
    min-height: 600px;
    margin-right: 15px;
    background: #FFF;
}
.news-page {
    padding: 40px;
}
.column-content {
	padding: 20px;
	background-color: #FFF;
	min-height: 600px;
	overflow: hidden;
}
.archive-content li {
	height: 30px;
	line-height: 30px;
	padding: 10px 0;
	border-bottom: 1px dashed #DDD;
}
.archive-content li h4 {
	font-weight: 500;
	font-size: 14px;
}
.archive-list span {
	float: right;
	font-size: 13px;
	color: #666;
}
.page-header {
	margin-bottom: 10px;
}
.page-header h2 {
	border-bottom: 1px solid #DDD;
	font-size: 24px;
    font-weight: 500;
	color: #333;
	padding-bottom: 10px;
}
.page-header .intro {
	font-size: 16px;
	color: #333;
	margin-top: 20px;
}
.bread-nav {
    margin-bottom: 15px;
    font-size: 14px;
}
.bread-nav img {
	vertical-align: middle;
}
.bread-nav-banner,.bread-nav-banner a {
    color: #fff;
    opacity: 0.8;
}
.bread-nav-banner a:hover {
    opacity: 1;
}
.abox {
	text-align: center;
	padding: 15px 0;
}
.sidebar-box .tcode {
	margin: 15px 0 0;
	text-align: center;
}
.sidebar-box .tcode p {
	margin: 5px 0 0;
}

/* 分页样式  */
.multipage {
   text-align: center;
   padding: 20px 0px;
   font-size: 14px;
}
.pagination em {
    display: inline-block;
    min-width: 40px;
    height: 32px;
    line-height: 32px;
    background-color: #FFF;
    font-style: normal;
    color: #fe6a00;
    margin-right: 3px;
    border: 1px solid #DDD;
    border-radius: 2px;
}
.pagination strong {
   display: inline-block;
   min-width: 40px;
   height: 32px;
   margin-left: 3px;
   line-height: 32px;
   color: #fe6a00;
}
.pagination a {
   display: inline-block;
   min-width: 40px;
   height: 32px;
   margin-left: 5px;
   line-height: 32px;
   border: 1px solid #DDD;
   background-color: #FFF;
   color: #333;
   border-radius: 2px;
   text-decoration: none;
}
.pagination a:hover {
   background: #fe6a00;
   border: 1px solid #fe6a00;
   color: #FFF;
   text-decoration: none;
}

/* 分类导航 */
.sidebar-box .nav1 {
	width: 190px;
}
.sidebar-box .nav1 li {
	position: relative;
	overflow: visible !important;
}
.sidebar-box .nav1 a {
	display: block;
	width: 166px;
	height: 36px;
	line-height: 36px;
	color: #000;
	word-wrap: normal;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
}
.sidebar-box .nav1 ul {
	position: absolute;
	top: 0;
	right: 100%;
	display: none;
}
.sidebar-box .nav2 {
	width: 200px;
}
.sidebar-box .li1:hover {
	background: #efefef;
}
.sidebar-box .li1:hover .nav2 {
	background: #F5F5F5;
	display: block;
}

/* ----------------------------------- 关键词二级导航 -----------------------------------*/
#navfirst_item {
	width: 100%;
	min-width: 1140px;
	background-color: #b6b6b6;
	height: 35px;
}
#navfirst {
	width: 1140px;
	margin: 0 auto;
	overflow: hidden;
}
#navfirst ul#menu {
	position: relative;
	width: 1140px;
	height: 35px;
}
#navfirst ul#menu li {
	float: left;
	margin: 0 6px;
}
#navfirst ul#menu li,#navfirst ul#menu a {
	height: 35px;
	line-height: 35px;
}
#navfirst ul#menu li a {
	display: inline-block;
	font-size: 14px;
	color: #FFF;
	padding: 0 5px;
}
#navfirst ul#menu li a:hover {
	background: #929292;
}
#navfirst ul#menu li a .home-icon {
	background: url("//7nsts.w3cschool.cn/images/w3c/icon-home.png") no-repeat scroll 0px -1px;
}

/* ----------------------------------- 注册、登录样式----------------------------------- */
.sig-wrapper {
	width: 1000px;
	margin: 80px auto;
	overflow: hidden;
}
.sig-img {
	float: left;
}
.sig-img img {
	display: block;
	height: 440px;
	border-radius: 4px;
}
.login-content {
	float: right;
	position: relative;
	width: 400px;
}
.reg-content {
	width: 600px;
	margin: 0 auto;
}
.form-wrapper {
	background-color: #FFF;
	border: 1px solid #DDD;
	padding: 30px 40px;
	border-radius: 4px;
}
.form-wrapper .regbox {
	width: 400px;
	margin: 0 auto;
}
.sig-up {
	width: 100%;
	border-bottom: 1px solid #DDD;
	padding-bottom: 10px;
	overflow: hidden;
}
.sig-up .form-title {
	float: left;
	font-weight: normal;
	font-size: 22px;
	color: #333;
}
.sig-up a {
	float: right;
	margin-top: 5px;
	font-size: 14px;
}
.sig-item {
    margin-top: 28px;
}
.sig-item2 {
    margin-top: 18px;
}
.sig-item .label-con {
    float: left;
    width: 80px;
    line-height: 40px;
    font-size: 15px;
    color: #666;
    text-align: right;
    margin-right: 15px;
}
.sig-item .required {
    padding: 0px 5px;
    font-size: 13px;
    color: #fe6a00;
}
.form-con {
    display: inline-block;
    width: 268px;
    line-height: 18px;
    border: 1px solid #CCC;
    padding: 10px 8px 10px 10px;
    font-size: 15px;
    color: #666;
    vertical-align: middle;
    border-radius: 4px;
}
.form-con:focus {
	border: 1px solid #AAA;
    box-shadow: 2px 0px 5px 0px #fff;
}
.sig-item .input-user,.sig-item .input-pwd {
    padding: 10px 8px 10px 40px;
}
.input-code {
    width: 183px;
    padding: 10px 8px 10px 10px !important;
}
.pass-label {
	display: block;
	position: absolute;
	left: 47px;
	width: 25px;
	height: 25px;
	overflow: hidden;
	z-index: 20;
	background-image: url("//7nsts.w3cschool.cn/yimages/pass.png");
	background-repeat: no-repeat;    
}
.pass-user {
    background-position: 0px 5px;
    margin: 4px 0 0;
}
.pass-mm {
    background-position: 0px -25px;
    margin: 8px 0 0;
}
.code_box {
    width: 100px;
    height: 40px;
    padding-left: 10px;
    vertical-align: middle;
}
.sig-item .checkbox-text {
	vertical-align: 2px;
}
.sig-item .find-pwd {
	float: right;
}
.btn-session {
    padding: 10px 20px;
    width: 318px;
    font-size: 16px;
}
.sig-footer-btn {
	display: block;
    text-align: center;
}
.reg-content .sig-item .label-con {
    width: 94px
}
.reg-content .form-con {
	width: 271px;
}
.reg-content .input-code {
	width: 134px !important;
}
.reg-content .btn-session {
	width: 400px;
}

/* 快速登录  */
.quicklogintt {
	position: relative;
    height: 35px;
    line-height: 35px;
    font-size: 14px;
    color: #666;
    text-align: center;
}
.quicklogintt span {
    position: relative;
    padding: 0px 20px;
    background-color: #FFF;
    z-index: 1;
}
.quicklogintt::after {
    content: "";
    position: absolute;
    background-color: #E6E6E6;
    height: 1px;
    left: 0px;
    right: 0px;
    top: 18px;
}
.quicklogin {
    position: relative;
    padding-top: 5px;
    text-align: center;
}
.quicklogin a {
    display: inline-block;
    line-height: 35px;
    padding: 0 10px;
    font-size: 14px;
    color: #666;
    text-decoration: none;
}
.quicklogin a:hover {
    color: #333;
}
.pop-sns {
    display: inline-block;
    width: 30px;
    height: 30px;
    margin-right: 3px;
    vertical-align: middle;
    content: none !important;
    background-image: url("//7nsts.w3cschool.cn/images/w3c/sns-sprite.png");
    background-repeat: no-repeat;
}
.icons-qq {
    background-position: 0px 0px;
}
.icons-weixin {
    background-position: -30px 0px;
}
.icons-weibo {
    background-position: -60px 0px;
}
.icons-qq:hover,.quicklogin a:hover .icons-qq,.other-login .icons-qq:hover {
    background-position: 0px -30px;
}
.icons-weixin:hover,.quicklogin a:hover .icons-weixin,.other-login .icons-weixin:hover {
    background-position: -30px -30px;
}
.icons-weibo:hover,.quicklogin a:hover .icons-weibo,.other-login .icons-weibo:hover {
    background-position: -60px -30px;
}
.weixinlogin {
    display: none;
    position: absolute;
    top: -210px;
    left: 0;
    background-color: #fff;
    box-shadow: 2px 2px 2px #ccc;
}
/* 手机验证 */
.btn-phonecode {
	border: 0 none;
    cursor: pointer;
    display: inline-block;
    font-size: 14px;
    padding: 9px 12px;
    text-align: center;
    vertical-align: middle;
    background: #EFEFEF;
    margin-left: 10px;
}
.btn-phonecode:hover{
	background: #E5E5E5;
	color: #fe6a00 !important;
	text-decoration: none;
}
.scodebox {
	display: none;
}
#codetip {
	display: none; 
	margin-left: 10px;
} 
.scodestatus {
	display: none; 
} 
.mphonetip {
	display: none;
}
.mphonetip {
	margin-left: 109px;
	margin-top: 10px;
	color: #fe6a00;
}
.scodestatus {
	background-position: 10px 5px;
    padding: 0 5px 0 40px;
    display: inline-block;
    height: 30px;
    line-height: 30px;
    text-indent: -9999px;
}
.scodesucess {
	background: url("//7nsts.w3cschool.cn/images/w3c/success.png") no-repeat; 
}
.scodeerror {
	background: url("//7nsts.w3cschool.cn/images/w3c/error.png") no-repeat;
}

/* ----------------------------------- work_view内容页 ----------------------------------- */
.project-wrapper #navsecond,.project-wrapper #sidebar,.project-wrapper .main-container {
	margin-bottom: -9999px;
    padding-bottom: 9999px;
}
/* 左边目录栏 */
#navsecond .dd-list li {
    padding-left: 6px;
}
#navsecond h2.menu-title {
	margin: 10px 0 0;
}
#navsecond li:first-child h2.menu-title {
	margin: 0;
}
#navsecond .dd-content {
	word-wrap: normal;
	white-space: nowrap;
	text-overflow: ellipsis;
	overflow: hidden;
}
#navsecond .dd-list li.active {
	background-color: #DDD;
}
#navsecond .dd-list li.active a {
    color: #fe6a00;
}
#navsecond .dd-list .dd-item.readed a {
	color: #666;
}
/* 中间模块 */
.main-container {
    float: left;
    width: 749px;
    background: #ffffff;
}
/* 上一页、下一页 */
#tpn,#bpn {
	width: 719px;
    height: 34px;
    line-height: 34px;
    padding: 0 15px;
    background: #f5f5f5;
    border-top: 1px solid #ddd;
    border-bottom: 1px solid #ddd;
	overflow: hidden;
}
.previous-link {
	float: left;
}
.next-link {
	float: right;
}
.previous-link,.next-link {
	color: #666;
}
.previous-link a,.next-link a {
	font-size: 13px;
	color: #666;
	cursor: pointer;
}
.previous-link a:hover,.next-link a:hover {
	color: #fe6a00;
}
.content-bg {
	width: 719px;
	margin: 0 15px 20px 15px;
}
.content-bg .content-head {
    padding-bottom: 3px;
    overflow: hidden;
    border-bottom: 1px solid #aaa;
}
.content-bg .content-head h1 {
    display: inline-block;
	margin: 20px 0 0 0;
	font-size: 20px;
}
.correction {
	float: right;
    border: 1px solid #c5c5c5; 
    border-radius: 3px;
    padding: 3px 10px; 
    font-size: 13px; 
    color: #666;
    margin: 20px 0 0 15px;
}
.correction:hover {
	color: #fe6a00;
}
.correction i,.content-group i {
	display: inline-block;
	width: 18px;
    height: 18px;
    margin-right: 2px;
    background-image: url(//7nsts.w3cschool.cn/images/w3c/content-group.png);
    background-repeat: no-repeat;
}
.content-group span,.correction i,.content-group i {
	vertical-align: middle;
}
.edit-icon {
	background-position: 0px -144px;
}
.correction:hover .edit-icon {
	background-position: 0px -198px;
}
.edit-error-icon {
	background-position: 0px -180px;
}
.correction:hover .edit-error-icon {
	background-position: 0px -162px;
}
.content-group a,.content-head-viewcount {
	float: left;
	font-size: 13px;
	color: #666;
    margin: 10px 20px 0 0;
    line-height: 28px;
}
.content-group a:hover {
    color: #fe6a00;
}
.viewcount-icon {
	background-position: 0px -72px;
}
.star-icon {
	background-position: 0px -36px;
}
.content-group a:hover .star-icon {
	background-position: 0px -18px;
}
.star-icon-isdone {
	background-position: 0px 0px;
}
.thumbs-up-icon {
	background-position: 0px -54px;
}
.content-group a:hover .thumbs-up-icon{
	background-position: 0px -108px;
}
.thumbs-up-icon-isdone {
	background-position: 0px -90px;
}
.share-icon {
	background-position: 0px -215px;
}
.content-group a:hover .share-icon {
	background-position: 0px -125px;
}
.newversion-icon {
	background-position: 0px -252px;
}
.content-group a:hover .newversion-icon {
	background-position: 0px -234px;
}

/* 右边目录栏  */
#sidebar .pro-box {
	text-align: center;
	margin: 20px 0;
}
#sidebar .pro-box a {
	font-size: 15px;
	color: #333;
}
#sidebar .pimgcover {
	display: inline-block;
	border: 1px solid #EEE;
	box-shadow: 3px 3px 7px 0px #CCC;
    padding: 5px;
}
#sidebar .pro-info h4 {
	margin-top: 5px;
	padding: 0 5px;
	word-wrap: normal;
	white-space: nowrap;
	text-overflow: ellipsis;
	overflow: hidden;
}
/* 扩展栏目  */
.tools-box #tools {
	padding: 20px 0 5px;
}
.tools-box #tools h5 {
	margin: 0 auto 15px;
	overflow: hidden;
}
#tools #tools_1,#tools #tools_2,#tools #tools_3 {
	width: 85%;
	height: 40px;
	line-height: 40px;
	text-align: center;
    font-size: 14px;
    font-weight: normal;
	border-radius: 6px;
}
#tools #tools_1 a,#tools #tools_2 a,#tools #tools_3 a {
	display: block;
	color: #000;
}
#tools #tools_1 a {
	background: #e1dacf;
}
#tools #tools_1 a:hover {
	background: #e9e5df;
}
#tools #tools_2 a {
	background: #b2ab9b;
}
#tools #tools_2 a:hover {
	background: #c1bcae;
}
#tools #tools_3 a {
	background: #c5c5c5;
}
#tools #tools_3 a:hover {
	background: #d5d5d5;
}
/* 其他  */
.op-tools-area { display: none; }
.rmtitle { float:right; display: none;}
input[name='mtitle'] { display: none; }


/* ----------------------------------- work_cover手册封面 ----------------------------------- */
.main-container #pcover {
	margin: 15px 15px 0;
}
.main-container .portlet {
	margin-bottom: 20px;
	overflow: hidden;
}
.main-container .coverimg {
	float: left;
}
.main-container .coverinfo {
	margin-left: 190px;	
}
.main-container .coverinfo h1 {
	font-size: 20px;
	color: #000;
	margin: 10px 0;
}
.main-container .coverinfo-desc h2 {
	font-weight: bold;
	font-size: 15px;
	color: #000;
	margin-bottom: 10px;
}
.main-container .coverinfo-desc p {
	font-size: 14px;
	color: #333;
}
.coverinfo-desc .content-btn-group {
	float: left;
}
.coverinfo-desc .content-btn-group a,.coverinfo-desc .content-head-viewcount {
	float: left;
	font-size: 14px;
	color: #666;
	margin: 10px 20px 0 0;
	line-height: 28px;
}
.coverinfo-desc .content-btn-group a i.isdone {
    color: #ed9c28;
}
.main-container .project-desc,.main-container .project-desc2 {
	padding: 20px 0;
	border-top: 1px solid #aaa;
}
.main-container h2.project-desc-title {
	margin: 0;
}
.main-container .project-desc2 h3 {
    margin-bottom: 10px;
    width: 85%;
}
.main-container .project-desc2 .ask-btn {
	float: right;
	font-weight: 400;
}
.main-container .project-desc2 .portlet-body li {
	line-height: 24px;
}
.main-container .project-desc2 .portlet-body li a {
	display: inline-block;
	width: 80%;
	word-wrap: normal;
    white-space: nowrap;
    text-overflow: ellipsis;
	overflow: hidden;
	color: #333;
}
.main-container .project-desc2 .portlet-body li a::before {
    content: "";
    background: #fe6a00;
    display: inline-block;
    width: 4px;
    height: 4px;
    margin-right: 8px;
    vertical-align: middle;
    border-radius: 50%;
}
.main-container .project-desc2 .portlet-body li a:hover {
	color: #fe6a00;
}
.main-container .project-desc2 .portlet-body li span {
	float: right;
	font-size: 13px;
    color: #666;
}
.icons-question {
    background: url("//7nsts.w3cschool.cn/yimages/question-icon.png") no-repeat scroll 0% 0%;
}
.icons-artile {
	background: url("//7nsts.w3cschool.cn/images/w3c/icon-article.png") no-repeat scroll 0% 0%;
}


/* ----------------------------------- 广告模块  ----------------------------------- */
/* 内容页广告模块  */
.abox-content {
	margin: 10px 15px 0 15px;
}
.abox-content a {
	display: block;
}
.abox-content iframe,.abox-content img {
	width: 719px;
}

.tool-top-ad .wwads-img img{
	width: 130px;
}

/* 实例、实战页广告模块  */
.try-abox {
	float: left;
    width: 72%;
    height: 70px;
    overflow: hidden;
    margin: 5px 0 5px 10px;
}
.try-abox iframe,.try-abox img {
    height: 70px;
}


/* ----------------------------------- 网站地图、友情链接 ----------------------------------- */
.sitemap-item,.links-item {
	padding: 20px 0;
}
.sitemap-item h3,.links-item h3 {
	font-size: 20px;
	color: #333;
	font-weight: 500;
}
.sitemap-box {
	padding: 10px 0px;
    overflow: hidden;
}
.links-box,.img-links-box {
	padding: 20px 0px;
    overflow: hidden;
}
.sitemap-box a,.links-box a {
	display: inline-block;
	margin: 5px 10px 5px 0;
	padding: 0 5px;
	font-size: 14px;
	text-decoration: underline;
}
.links-box a {
	text-decoration: none;
}
.links-box span {
	text-decoration: none;
	display: inline-block;
	margin: 5px 10px 5px 0;
	padding: 0 5px;
	font-size: 14px;
	text-decoration: underline;
}
.img-links-box a {
	width: 17.8%;
	height: 75px;
	line-height: 75px;
	border: 1px solid #DDD;
	margin: 0 5px 20px;
	overflow: hidden;
	text-align: center;
}
.img-links-box span {
	width: 17.8%;
	height: 75px;
	line-height: 75px;
	border: 1px solid #DDD;
	margin: 0 5px 20px;
	overflow: hidden;
	text-align: center;
}
.url-links-box a {
	margin: 0 10px 10px 0;
}
.img-links-box .link-img {
	max-width: 180px;
	max-height: 60px;
	vertical-align: middle;
}
.links-item h4 {
	font-size: 15px;
	color: #333;
	margin-left: 5px;
}
.links-item p {
	margin-top: 12px;
	font-size: 14px;
	color: #333;
}
.links-intro {
    margin: 0 0 20px 20px;
}
.links-intro pre {
	display: block;
	width: 750px;
	background-color: #F5F5F5;
	border: 1px solid #DDD;
	padding: 10px 15px;
	margin: 15px 0;
    word-wrap: break-word !important;
	white-space: pre-wrap !important;
	overflow-x: auto;
	line-height: 1.7;
	font-size: 14px;
	color: #333;
	border-radius: 3px;
}

/* --------------------------- 编程入门教程、编程实例  ---------------------------- */
#project-content {
	background-color: #fff;
}
#projectList #navsecond,#projectList #sidebar {
	background: transparent;
}
#projectList .sidebar-box {
	background: #FFF;
	margin-bottom: 15px;
}
#projectList #navsecond li,#projectList #sidebar li,#projectList #allProject,#projectList #allWebnav,#sidebar .sidebar-box li {
	height: 40px;
	line-height: 40px;
	border-bottom: 1px solid #DDD;
	padding: 0 12px;
}

#projectList #maincontent {
	background: #FFF;
}
#projectList #maincontent { float: left; width: 924px; margin: 0 0 0 15px; }

.pro-list{
	margin: 10px 0;
}
.item-title {
	padding: 0 20px;
}
.item-title h2 {
	padding-bottom: 10px;
	border-bottom: 1px solid #CCC;
	font-weight: 600;
	font-size: 18px;
	color: #333;
}
.pro-list-content {
	margin-top: 20px;
    padding: 0 10px;
    overflow: hidden;
}
.pro-item {
    margin-bottom: 20px;
    padding: 0 10px;
}

.pro-item a {
	position: relative;
	display: block;
    height: 65px;
	padding: 15px;
    background-color: #efefef;
    border-radius: 4px;
    color: #333;
}
.pro-item a:hover {
    box-shadow: 0 3px 5px rgba(0,0,0,.3);
}

.pro-item-img {
	float: left;
}
.pro-item-img img {
	display: block;
	width: 40px;
	height: 40px;
	border-radius: 4px;
}
.pro-item-img .cover-img {
    width: 64px;
    height: 64px;
}
.pro-item-desc{
	margin-left: 50px;
}
.pro-item-desc2 {
	margin-left: 75px;
}
.pro-item-desc h4 {
    font-size: 14px;
    word-wrap: normal;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
}
.pro-item-desc p {
    margin-top: 5px;
    color: #666;
    line-height: 20px;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}

/* 编程实例、测验   */
#projectList #maincontent {
	width: 884px;
	padding: 0 20px;
}
#projectList #maincontent ul {
	margin: 15px 0;
}
#projectList #maincontent ul li {
    list-style-type: none;
}
#projectList #maincontent .quiz_button {
	height: 30px !important;
	border: 0;
	padding: 5px 8px;
	background-color: #fe6a00;
	font-size: 13px !important;
	color: #FFF;
	border-radius: 2px;
	cursor: pointer;
}
#projectList #maincontent .quiz_button:hover {
	background-color: #f16500;
}
/* 在线工具列表  */
.tools-content .pro-list {
	margin: 15px 0;
}
.tools-content .item-title h2::before {
    content: "";
	background: #fe6a00;
	display: inline-block;
	width: 7px;
	height: 7px;
	margin-right: 8px;
	margin-bottom: 3px;
	vertical-align: middle;
}
.tools-content .pro-list-content {
    padding: 0 5px;
}
.tools-content .pro-item {
	width: 21%;
	height: 50px;
}
.tools-content a {
	color: #333;
}

/* ----------------------------------- 代码实例 ----------------------------------- */
#projectList .sidebar-box li.action{
	background: #eee;
}
/* 代码实例列表页 */
.codedemo-item {
    width: 100%;
    height: auto;
    padding: 25px 0 18px;
    overflow: hidden;
    border-bottom: 1px solid #ddd;
}
.codedemo-item h3 {
    font-size: 16px;
    color: #333;
    margin-bottom: 10px;
}
.codedemo-box a {
    margin: 5px 10px 5px 0px;
    display: inline-block;
    padding: 5px;
    font-size: 14px;
}
.codedemo-runcode-box .icon-copy{
	background:rgba(0, 0, 0, 0) url("http://7nsts.w3cschool.cn/images/w3c/icon-edit.png") no-repeat scroll 0 -1px;
}
.codedemo-runcode-box .runcode-menu .right-btrun{
	-moz-border-bottom-colors: none;
    -moz-border-left-colors: none;
    -moz-border-right-colors: none;
    -moz-border-top-colors: none;
    background: transparent none repeat scroll 0 0;
    border-color: -moz-use-text-color #d8d8d8 -moz-use-text-color -moz-use-text-color;
    border-image: none;
    border-width: 0 1px 0 0;
    color: #666;
    cursor: pointer;
    float: left;
    font-weight: normal;
    height: 30px;
    padding: 12px 15px 0;
    position: relative;
	float: right;
	border-style: none none none solid;
}
.codedemo-answer-left{
	float: left;
	border: 1px solid #b6b6b6;
}
.codedemo-answer-right{
	float: right;
	border: 1px solid #b6b6b6;
}
/* 代码实例内容页 */
.codedemo-title{
	overflow: auto;
}
.codedemo-title h2 {
	float: left;
	font-size: 18px;
	color: #000;
}
.codedemo-correction {
	display: inline-block;
    border: 1px solid #c5c5c5; 
    border-radius: 3px;
    padding: 3px 10px; 
    font-size: 13px; 
    color: #666;
    margin-left: 10px;
}
.codedemo-tag {
	margin-top: 20px;
}
.codedemo-tag img {
	vertical-align: middle;
}
.codedemo-question{
	padding: 10px 0;
}
.codedemo-runcode-box {
	border: 1px solid #d8d8d8;
    border-radius: 5px;
    width: auto;
}
.codedemo-runcode-box .runcode-menu{
	background: #eee;
    clear: both;
    height: 43px;
    overflow: auto;
}
.codedemo-runcode-box pre {
	width: auto;
	border: none;
	margin-top: 0;
}
.codedemo-runcode-box .btrun {
    padding: 12px 15px 0 15px;
    height: 30px;
    font-weight: normal;
    color: #666;
    border: 0 none;
    border-right: 1px #d8d8d8 solid;
    background: transparent;
    cursor: pointer;
    float: left;
    position: relative;
}
.codedemo-runcode-box .runcode-menu .active{
    color: #333;
    border-bottom: 1px #fff solid;
    background: #fff;
    cursor: default;
}
.codedemo-runcode-box .runcode-menu a:active{
    color: #333;
    border-bottom: 1px #fff solid;
    background: #fff;
    cursor: default;
}
.codedemo-runcode-box .runcode-body #view {
	min-height: 400px;
}
.codedemo-runcode-box .runcode-body #result-iframe {
	min-height: 400px;
}

/* ----------------------------------- 关于我们 ----------------------------------- */
.about-wrapper #navsecond,.about-wrapper #maincontent,.about-wrapper #sidebar {
	margin-bottom: -9999px;
    padding-bottom: 9999px;
}
#navsecond .tabs_list ul {
	margin: 0 12px;
}
#navsecond .tabs_list li {
	margin: 10px 0;
}
#navsecond .tabs_list li a {
    font-size: 15px;
    color: #333;
}
#navsecond .tabs_list li.active a,#navsecond .tabs_list li:hover a {
    color: #fe6a00;
}
#maincontent #join-us h2 {
	color: #fe6a00;
}
#maincontent #join-us h3 {
	font-size: 15px;
	margin: 15px 0 0;
}
#maincontent .addr-img {
	display: block;
	margin: 20px 0 0 10px;
}
#maincontent .zfb-img {
	margin: 0 0 0 25px;
}

/* ----------------------------------- 排行榜页面样式 ----------------------------------- */
.user-toplist {
    float: left;
    width: 30%;
    margin-right: 5%;
}
.user-toplist:last-of-type {
    margin-right: 0;
}
.user-toplist-title {
    margin-top: 15px;
}
.user-toplist-title h2 {
    display: inline-block;
    font-size: 18px;
    color: #333;
}
.user-toplist-title h2::before {
    content: "";
    background: #fe6a00;
    display: inline-block;
    width: 7px;
    height: 7px;
    margin-right: 8px;
    margin-bottom: 3px;
    vertical-align: middle;
}
.toplist-sort {
    margin: 15px 0;
    overflow: hidden;
}
.toplist-sort ul {
    float: left;
    display: inline-block;
}
.toplist-sort li {
    float: left;
    margin-right: 8px;
}
.toplist-sort li a {
    font-size: 14px;
    font-weight: bold;
    color: #333;
}
.toplist-sort li a.active,.toplist-sort li a:hover {
    color: #fe6a00;
}
.my-top {
    float: right;
    display:inline-block;
    font-size: 14px;
    color: #666;
}
.toplist-block {
    margin-bottom: 30px;
}
.toplist-item {
    padding-left: 25px; 
}
.toplist-item li {
    position: relative;
    margin-bottom: 10px;
    font-size: 14px;
    color: #666;
    list-style-type: decimal;
}
.toplist-item .top-userava img {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    vertical-align: middle;
    margin-right: 6px;
}
.toplist-item a.top-username {
    line-height: 28px;
    width: auto;
    max-width: 50%;
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
    font-size: 14px;
}
.toplist-item .top-usermeta {
    float: right;
    line-height: 28px;
    font-size: 14px;
    color: #666;
}

/* ----------------------------------- 单文章页面样式 ----------------------------------- */
/* 单文章列表  */
.news-cate {
    height: 40px;
    line-height: 40px;
    background-color: #FFF;
    border-radius: 2px;
    border-bottom: 1px solid #DDD;
    margin: 0 0 10px;
}
.news-cate li {
    float: left;
    margin-right: 10px;
}
.news-cate li a {
    padding: 0 15px;
    display: inline-block;
    font-weight: 600;
    font-size: 16px;
    color: #333;
}
.news-cate li a.active {
    border-bottom: 2px solid #fe6a00;
    color: #fe6a00;
}
.news-content .news-box {
    padding: 20px 0;
    overflow: hidden;
    border-bottom: 1px dashed #DDD;
}
.news-content .news-box-img {
    float: left;
    width: 170px;
    height: 114px;
}
.news-content .news-box-img img {
    display: block;
    width: 100%;
    height: 100%;
    border-radius: 4px;
}
.news-content .news-box-img img:hover {
    box-shadow: 3px 3px 7px 0px #DDD;
}
.news-content .news-right-box {
    margin-left: 190px;
}
.news-content .news-right-box h4 a {
    font-size: 15px;
    line-height: 24px;
}
.news-content .news-right-box p {
    margin-top: 10px;
    line-height: 24px;
    font-size: 13px;
    color: #333;
}
.news-right-box .news-postdate{
    float: right;
    color: #666;
    font-size: 14px;
    font-weight: normal;
}

/* 单文章内容页  */
.article-title {
    font-size: 30px;
    color: #333;
    font-weight: 600;
    line-height: 1.6;
}
.article-group {
    margin-top: 10px;
    padding-bottom: 12px;
/*    border-bottom: 1px solid #CCC;*/
    color: #666;
    line-height: 1.6;
}
.article-group .bdshare-button-style2-16::after{
    display: inline;
}
.article-group a, .article-group span {
    display: inline-block;
    font-size: 13px;
    margin-right: 5px;
}
.article-page-content {
    margin: 10px 0;
    font-size: 14px !important;
    color: #333 !important;
}
.article-page-content p {
    color: #333 !important;
}
.article-page-content table {
    width: 100%;
    table-layout: fixed;
    border-collapse: collapse;
    border-spacing: 0;
    margin: 15px 0;
}
.article-page-content table td {
    min-width: 40px;
    height: 30px;
    border: 1px solid #ccc;
    vertical-align: top;
    padding: 2px 4px;
    box-sizing: border-box;
}
.article-page-content img {
    max-width: 90%;
}
.article-operation {
    border-top: 1px solid #E6E6E6;
    padding: 20px 0px;
    margin-top: 20px;
    overflow: hidden;
}
.article-operation .l a {
    display: inline-block;
    border: 1px solid #DDD;
    background-color: #F5F5F5;
    padding: 5px 10px;
    border-radius: 20px;
    margin-right: 15px;
    font-size: 13px;
    color: #666;
}
.article-operation .l a:hover {
    color: #1CB177;
}
.article-operation .r span {
    display: inline-block;
    height: 30px;
    line-height: 30px;
    font-size: 13px;
    color: #666;
}
.article-thumbs-up {
    padding: 10px 25px;
    margin-bottom: 20px;
    background-color: #F5F5F5;
    border-left: 4px solid #1cb177;
    box-sizing: border-box;
    box-shadow: 0 0 1px #d9d9d9;
}
.article-thumbs-up .btn-thumbs-up {
    display: inline-block;
    padding: 4px 12px;
    border-color: #1cb177;
    background: #1cb177;
    color: #FFF;
    margin: 10px 15px 10px 0;
    border-radius: 4px;
}
.article-thumbs-up .avatar-list {
    display: inline-block;
    font-size: 15px;
    color: #333;
}
.article-thumbs-up img {
    width: 30px;
    height: 30px;
    display: inline-block;
    margin: 3px;
    border: 1px solid #d9d9d9;
    vertical-align: middle;
    text-align: center;
    border-radius: 50%;
}

/* ----------------------------------- 友情链接 ----------------------------------- */
#links-wrapper {
	width: 1140px; 
	margin: 0px auto; 
	text-align: left;
}
#links-wrapper .links-title {
	height: 42px;
	line-height: 42px;
	border-bottom: 3px solid #DDD;
}
#links-wrapper .links-title h3 {
    float: left;
	font-size: 16px;
	color: #333;
	border-bottom: 3px solid #D01C06;
}
#links-wrapper .links-list {
	margin-top: 10px;
	overflow: hidden;
}
#links-wrapper .links-list a {
	display: inline-block;
	font-size: 14px;
	color: #333;
	margin: 3px 15px 0 5px;
}
#links-wrapper .links-list .more-link {
	font-weight: 600;
	text-decoration: none;
	color: #fe6a00;
}
#links-wrapper .links-list a:hover {
	text-decoration: underline;
	color: #fe6a00;
}

/* ----------------------------------- 搜索内容页 ----------------------------------- */
.search-main .result-content-list {
	max-height: 180px;
}
.search-main .pro-item {
	width: 20%;
	height: auto;
	margin: 0px 6px 20px 11px;
}
.search-main .pro-item a {
	padding: 0;
}
.search-main .show-more-box{
	margin-top: 20px;
    overflow: hidden;
}
.search-main #show-more{
	float: right;
    margin-right: 35px;
}

/* ----------------------------------- 群组列表页样式  ----------------------------------- */
.groups-cate {
    height: 40px;
    line-height: 40px;
    background-color: #FFF;
    border-radius: 2px;
    border: 1px solid #E6E6E6;
}
.groups-cate li {
    float: left;
    margin-right: 5px;
}
.groups-cate li a {
	display: inline-block;
    padding: 0 15px;
    color: #333;
}
.groups-cate li:first-of-type a {
	border-radius: 2px 0px 0px 2px;
}
.groups-cate li a.active,.groups-cate li a.active:hover {
    background-color: #fe6a00;
    color: #FFF;
}
.groups-cate li a:hover {
    color: #fe6a00;
}
.groups-list {
	margin-top: 20px;
	overflow: hidden;
}
.groups-list .group-item {
	position: relative;
    width: 18.3%;
	float: left;
	background-color: #FFF;
	margin: 10px 9px 20px 8px;
	border-top: 1px solid #ececec;
	border-right: 1px solid #ececec;
    border-bottom: 1px solid #dfdfdf;
	border-left: 1px solid #ececec;
	box-shadow: 0 1px 5px 0 rgba(0,0,0,0.04);
	border-radius: 3px;
}
.groups-list .group-item:hover {
    border: 1px solid #ccc;
}
.group-type {
	position: absolute;
	left: 0;
	background-color: #000;
    opacity: 0.6;             /* Firefox、Chrome */     
    filter:alpha(opacity=60); /* IE8 */
    color: #FFF;
    padding: 3px 5px;
}
.group-img {
	display: block;
	width: 100px;
	height: 100px;
	margin: 40px auto 20px;
	border-radius: 4px;
}
.group-detail {
	height: 106px;
	padding: 0 10px;
	overflow: hidden;
}
.group-name {
	width: 100%;
	text-align: center;
	text-overflow: ellipsis;
	white-space: nowrap;
	overflow: hidden;
}
.group-name a {
	font-size: 14px;
	color: #333;
}
.group-desc {
	margin-top: 10px;
	font-size: 13px;
    color: #666;
    text-overflow: ellipsis;
	white-space: nowrap;
	overflow: hidden;
}
.group-count {
    margin: 15px 0;
    overflow: hidden;
    color: #666;
}
.group-count .group-greater {
	float: left;
	color: #333;
}
.group-count .group-greater:hover {
	color: #fe6a00;
}
.group-count .group-greater img {
	display: inline-block;
	width: 28px;
	height: 28px;
	border-radius: 50%;
	margin-right: 3px;
	vertical-align: middle;
}
.group-count span {
	float: right;
	line-height: 28px;
}
.group-btn {
    padding: 3px 10px;
}

/* 底部浮动条样式   */
.widget-main {
    width: 100%;
    height: 80px;
    line-height: 80px;
    position: fixed;
    left: 0;
    bottom: 0;
    z-index: 1000;
    background: rgba(0,0,0,.7);
    filter:progid:DXImageTransform.Microsoft.gradient(startColorstr=#BF000000,endColorstr=#BF000000); /*IE6-8*/ 
}
.widget-box {
	position: relative;
	width: 1140px;
    margin: 0 auto;
    overflow: hidden;
    text-align: center;  
    color: #eee;
}
.widget-box * {
    float: left;
}
.widget-box a {
    color: #eee;
}
.widget-box a:hover {
    color: #fff;
}
.widget-box .slogn {
	font-size: 18px;
}
.widget-box .quicklogin {
	position: relative;
    text-align: center;
	font-size: 14px;
	padding-top: 0;
}
.widget-box .quick-box a {
	display: inline-block;
	border: 1px solid transparent;
	margin: 24px 10px 0 10px;
	color: #fff;
	border-radius: 3px;
}
.widget-box .reg-btn {
	background: #f0ad4e; 
}
.widget-box .reg-btn:hover {
    background: #ed9c28; 
}
.widget-box .qq-btn {
	background: #56abe4;
}
.widget-box .qq-btn:hover {
    background: #1d9ad6;
}
.widget-box .weixina {
	background: #3bae56;
}
.widget-box .weixina:hover {
    background: #47a447;
}
.widget-box .weibo-btn {
    background: #eb4f38;
}
.widget-box .weibo-btn:hover {
    background: #ff5222;
}
.widget-box .icons-qq-widget {
    background-position: 0px -60px;
}
.widget-box .icons-weixin-widget {
    background-position: -30px -60px;
}
.widget-box .icons-weibo-widget {
    background-position: -60px -60px;
}
.widget-box .pop-sns {
	margin-top: 3px;
}
.widget-box-close {
	position: absolute;
    top: 9px;
    right: 60px;
    width: 25px;
    height: 25px;
    line-height: 25px;
    display: inline-block;
	font-size: 15px;
    color: #eee;
    text-align: center;
    cursor: pointer;
}
.widget-box-close:hover {
	text-decoration: none;
}
.sig-group a {
	font-size: 14px;
}

/* 活动浮动框样式  */
.activiey-area {
	width: 100%; 
	height: 100%; 
	position: fixed; 
	z-index: 99999;
	left: 0; 
	top: 0;
}
.activiey-area .activiey-bg {
	width: 100%; 
	height: 100%; 
	position: fixed; 
	z-index: 99999;
	left: 0; 
	top: 0; 
	background: #000; 
	opacity: 0.75 ;
	filter: alpha(opacity=75);
}
.activiey-area .activiey-main {
	width: 575px;
	height: 505px;
	position: fixed;
	z-index: 999999;
	left: 50%;
	top: 50%;
	margin: -250px 0 0 -310px;
}
.activiey-main .close-btn {
	position: absolute; 
	right: 5px; 
	display: inline-block; 
	width: 30px; 
	height: 30px; 
	background: url(//7nsts.w3cschool.cn/images/w3c/close-btn.png) no-repeat center center; 
	cursor: pointer;
}
.activiey-main .activiey-dialog {
	width: 575px;
	height: 505px;
	background: transparent;
}

.activiey-main img {
	max-width: 570px;
	max-height: 500px;
}

/* vip浮动框样式  */
.vip-area {
	width: 100%; 
	height: 100%; 
	position: fixed; 
	z-index: 99999;
	left: 0; 
	top: 0;
}
.vip-area .vip-bg {
	width: 100%; 
	height: 100%; 
	position: fixed; 
	z-index: 99999;
	left: 0; 
	top: 0; 
	background: #000; 
	opacity: 0.75 ;
	filter: alpha(opacity=75);
}
.vip-area .vip-main {
	width: 550px;
    height: 460px;
	position: fixed;
	z-index: 999999;
	left: 50%;
	top: 50%;
	margin: -250px 0 0 -310px;
}
.vip-area .vip-main img {
    width: 100%;
}
.vip-main .close-btn {
	position: absolute; 
	right: 6px; 
	top: 6px; 
	display: inline-block; 
	width: 30px; 
	height: 30px; 
	background: url(//7nsts.w3cschool.cn/images/w3c/close-btn.png) no-repeat center center; 
	cursor: pointer;
}
.vip-main .vip-dialog {
	width: 550px;
	height: 460px;
	background: transparent;
	border-radius: 4px;
}

/* ----------------------------------- 页面自适应 ----------------------------------- */
@media (min-width:1200px) {
	#header_index,#footer,.footer-bottom,.s-footer-bottom,#navfirst,#navfirst ul#menu,#wrapper,.index-wrapper,#links-wrapper,.search-center,.search-main {
		width: 1140px;
    }
    #header_item .logo img {
        width: 206px;
        height: 36px;
        margin: 22px 0;
    }
	#maincontent {
	    width: 719px;
	}
	#header_index .searchbox {
        width: 155px;
    }
    #header_index .searchbox input.box {
        width: 119px;
    }
	#project-content {
		width: 924px;
    }
    #projectList #maincontent,.news-content {
		width: 884px;
    }
    .main-container {
	    width: 749px;
	}
	.content-bg,#tpn,#bpn {
	    width: 719px;
	}
	.abox-content iframe,.abox-content img {
	    width: 719px;
    }
}
@media (min-width:1300px) {
	#header_index,#footer,.footer-bottom,.s-footer-bottom,#navfirst,#navfirst ul#menu,#wrapper,.index-wrapper,#links-wrapper,.search-center,.search-main {
		width: 1240px;
    }
    #header_item .logo img {
        width: 206px;
        height: 36px;
		margin: 22px 0;
    }
	#maincontent {
	    width: 819px;
	}
	#header_index .searchbox {
        width: 200px;
    }
    #header_index .searchbox input.box {
        width: 164px;
    }
	#project-content {
		width: 1024px;
    }
    #projectList #maincontent,.news-content {
    	width: 984px;
    }
    .main-container {
	    width: 849px;
	}
	.content-bg,#tpn,#bpn {
	    width: 819px;
	}
	.abox-content iframe,.abox-content img  {
	    width: 819px;
    }
}
/* 注册、登录、找回密码自适应样式*/
@media (max-width:1024px) {
	.sig-body {
		background-color: #fff;
	}
	.sig-header,.s-footer,.sig-wrapper .sig-img {
		display: none;
	}
	.sig-wrapper {
		width: 100%;
		margin: 0 auto;
	}
	.sig-wrapper a {
		color: #fe6a00;
	}
	.sig-wrapper a:hover {
		color: #f16500;
	}
	.sig-wrapper .login-content {
		float: none;
		width: 100%;
	}
	.sig-wrapper .form-wrapper {
		border: none;
		padding: 15px 30px 30px;
		border-radius: 0;
	}
	.sig-wrapper .sig-mobile-logo {
	    display: block !important;
	    width: 64px;
	    height:64px;
	    background: url(https://7nsts.w3cschool.cn/images/w3c/app-logo.png?t=20190306) no-repeat top center;
	    background-size: 100%;
    	margin: 0 auto;
	}
	.sig-wrapper .pass-label {
    	left: 40px;
	}
	.sig-wrapper .form-con,.sig-wrapper .btn-session {
		width: 100%;
		-webkit-box-sizing: border-box;
    	-moz-box-sizing: border-box;
    	box-sizing: border-box;
	}
	.sig-wrapper .btn-session {
		background: #fe6a00;
    	border: 1px solid #fe6a00;
	}
	.sig-wrapper .btn-session:focus {
		background: #f16500;
    	border: 1px solid #f16500;
	}
	.sig-wrapper .form-con:-webkit-autofill {  
	    -webkit-box-shadow: 0 0 0px 1000px white  inset !important;  
	}
	.sig-wrapper .form-con {
		outline-color: invert ;
		outline-style: none ;
		outline-width: 0px ;
		text-shadow: none ;
		-webkit-appearance: none ;
		-webkit-user-select: text ;
		outline-color: transparent ;
		box-shadow: none;
	}
	.sig-wrapper .input-code {
		width: 50%;
	}
	.sig-wrapper .reg-content,.sig-wrapper .form-wrapper .regbox {
		width: 100%;
	}
	.sig-wrapper .reg-content .sig-item .label-con {
		width: 30%;
		margin-right: 0;
		text-align: left;
		color: #333;
	}
	.sig-wrapper .reg-content .form-con {
		width: 70%;
	}
	.sig-wrapper .reg-content .input-code {
		width: 30% !important;
	}
	.sig-wrapper .code_box {
		padding-left: 0;
		float: right;
	}
	.sig-wrapper .btn-phonecode {
		margin-left: 0;
		padding: 9px 8px;
		background: #fff;
		float: right;
	}
	.sig-wrapper .mphonetip {
		margin-left: 30%;
		color: #666;
	}
	.sig-wrapper .sig-scodeitem {
		display: block !important;
	}
	.sig-wrapper .put_val {
		display: none;
	}
	.sig-wrapper .quicklogin a {
		color: #666;
	}
	.sig-wrapper .icons-qq {
	    background-position: 0px -30px;
	}
	.sig-wrapper .icons-weixin {
	    background-position: -30px -30px;
	}
	.sig-wrapper .icons-weibo {
	    background-position: -60px -30px;
	}
}

/* ----------------------------------- 隐藏站长统计 ----------------------------------- */
#cnzz_stat_icon_1258207405 {
    display: none;
}
#maincontent .backtoreference {
	border: none;
}

/* ----------------------------------- 意见反馈样式  ----------------------------------- */
.report-Box,.feedback-Box,.register-Box,.dialog-box,.helps-Box{
	width: 100%;
	height: 100%; 
	background-color: #000; 
	position:fixed; 
	top:0px; 
	left:0px;
	background-color: rgba(000,000,000,0.8);
	z-index: 1200;
}
.report-Box-content,.feedback-Box-content,.register-Box-content,.dialog-box-content{
	z-index:1200;
	top:3%;
	width: 500px;
	margin:0px auto;
	background-color: #fff;
	position: relative;
	overflow: hidden;
	-moz-border-radius: 4px;
	-webkit-border-radius: 4px;
	border-radius:4px;
}
.report-Box-top,.feedback-Box-top,.register-Box-top,.dialog-box-head{
	padding: 10px 20px;
	background-color: #F3F3F3;
	border-bottom: 1px solid #E5E5E5;
}
.report-Box-title,.feedback-Box-title,.register-Box-title,.dialog-box-title{
	font-size: 16px;
	font-weight: bold;
}
.report-Box-close,.feedback-Box-close,.register-Box-close,.dialog-box-close{
	cursor:pointer;
	float: right; 
	width:20px;
	height:20px;
	font-weight:700;
	text-align: center;
	color: #9e9e9e;
	text-shadow: 0px 1px 0px #FFF;
}

#updateCollection,#deleteCollection,#addCollection,.dialog-body-btn{
	cursor: pointer;
	float: right; 
	margin: 0 5px;
	text-align: center;
	padding: 4px 12px;
	background-color: #fe6a00;
	border: 1px solid #fe6a00;
	color: #FFF;
	border-radius: 3px;
}
/********begin dialog-列表专用********/
.dialog-box-body ul{
	margin-top: 30px;
}
.dialog-box-body li{
	border-bottom: 1px solid rgb(221, 221, 221);
    clear: both;
    margin: 10px;
    overflow: auto;
}
.dialog-box-body .dialog-body-img{
	float: left;
    width: 40px;
}
.dialog-box-body h3{
    margin: 12px 0;
    font-size: 15px;
    font-weight: bold;
    color: #333;
}
.dialog-box-body .dialog-body-img img{
	width: 40px;
}
.dialog-box-body .dialog-body-title{
	float: left;
    line-height: 30px;
    padding:0 5px; 
}
.dialog-body-btn{
	margin: 0 15px 15px 0;  
}
/********end dialog-列表专用********/
#reportSubmit,#feedbackSubmit,#registerSubmit,#dialogSubmit{
	cursor: pointer;
	float: right; 
	margin: 20px;
	text-align: center;
	width: 90px;
	height: 35px;
	line-height: 35px;
	background-color: #fe6a00;
	border: 1px solid #fe6a00;
	color: #FFF;
	border-radius: 4px;
}
.report-Box-content ul,.feedback-Box-content ul,.register-Box-content ul,.dialog-box-content ul,.dialog-box-body{
	margin: 10px 0;
	padding: 0 30px;
}
.radio-box,.feedback-box,.register-box{
	cursor:pointer;
	display: block;
}
.feedback-box #feedbackRadio,.feedback-box p {
    margin: 12px 0;
	font-size: 15px;
	font-weight: bold;
	color: #333;

}
.radio-text,.feedback-text,.register-text,.dialog-text{
	width: 340px;
    height: 21px;
    padding: 6px 8px;
    border: 1px solid #CCC;
    box-shadow: 0px 1px 1px rgba(0, 0, 0, 0.075) inset;
	-moz-border-radius: 4px;      /* Gecko browsers */
    -webkit-border-radius: 4px;   /* Webkit browsers */
    border-radius:4px;            /* W3C syntax */
    font-size: 14px;
}
.dialog-text{
	height: 30px;
	width: 200px;
}
.radio-text,.feedback-text,.register-text{
	width: 430px;
	height: 63px;
}
.feedback-text {
	width: 600px;
	height:200px;
	overflow:auto;
	box-sizing: border-box;
	-webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    resize: none;
    line-height: 22px;
}
.register-Box-info{
	background: url("//7nsts.w3cschool.cn/yimages/register_bg.png") no-repeat scroll 0px 0px;
    height: auto;
    overflow: hidden;
    width: 100%;
}
.usertype-ico-1{
	background: url("//7nsts.w3cschool.cn/yimages/vip_ico.png") no-repeat scroll 0px 0px;
	padding: 9px 15px;
}
.register-Box-left,.register-Box-right{
	float: left;
	margin: 10px;
}
.register-Box-right{
	width: 325px;
}
.register-Box-left img{
	width: 130px;
	height: 130px;
}
.register-userinfo{
	clear: both;
    margin: 0 5px 10px;
}
.register-userinfo-title{
	font-size: 16px;
}
.register-userinfo-info{
	font-size: 20px;
	color: #bd2d30;
	margin-left: 35px;
}
.register-Box-info #reportSubmit{

	margin: 0 0 0 220px;
}
.register-userinfo span{
	width: 100px;
	word-break:break-all;
	overflow: hidden;
}

/* toast start */
.toast-title{font-weight:bold}
.toast-message{-ms-word-wrap:break-word;word-wrap:break-word}
.toast-message a,.toast-message label{color:#fff}
.toast-message a:hover{color:#ccc;text-decoration:none}
.toast-close-button{position:relative;right:-.3em;top:-.3em;float:right;font-size:20px;font-weight:bold;color:#fff;-webkit-text-shadow:0 1px 0 #fff;text-shadow:0 1px 0 #fff;opacity:.8;-ms-filter:progid:DXImageTransform.Microsoft.Alpha(Opacity=80);filter:alpha(opacity=80)}
.toast-close-button:hover,.toast-close-button:focus{color:#000;text-decoration:none;cursor:pointer;opacity:.4;-ms-filter:progid:DXImageTransform.Microsoft.Alpha(Opacity=40);filter:alpha(opacity=40)}
button.toast-close-button{padding:0;cursor:pointer;background:transparent;border:0;-webkit-appearance:none}
.toast-top-full-width{top:0;right:0;width:100%}
.toast-bottom-full-width{bottom:0;right:0;width:100%}
.toast-top-left{top:12px;left:12px}
.toast-top-right{top:12px;right:12px}
.toast-bottom-right{right:12px;bottom:12px}
.toast-bottom-left{bottom:12px;left:12px}
.toast-top-center {top: 12px;margin: 0 auto;left: 50%;margin-left: -150px;}
.toast-bottom-center {bottom: 12px;margin: 0 auto;left: 50%;margin-left: -150px;}
#toast-container{position:fixed;z-index:999999}
#toast-container *{-moz-box-sizing:border-box;-webkit-box-sizing:border-box;box-sizing:border-box}
#toast-container>div{margin:0 0 6px;padding:15px 15px 15px 50px;width:300px;-moz-border-radius:3px 3px 3px 3px;-webkit-border-radius:3px 3px 3px 3px;border-radius:3px 3px 3px 3px;background-position:15px center;background-repeat:no-repeat;-moz-box-shadow:0 0 12px #999;-webkit-box-shadow:0 0 12px #999;box-shadow:0 0 12px #999;color:#fff;opacity:.8;-ms-filter:progid:DXImageTransform.Microsoft.Alpha(Opacity=80);filter:alpha(opacity=80)}
#toast-container>:hover{-moz-box-shadow:0 0 12px #000;-webkit-box-shadow:0 0 12px #000;box-shadow:0 0 12px #000;opacity:1;-ms-filter:progid:DXImageTransform.Microsoft.Alpha(Opacity=100);filter:alpha(opacity=100);cursor:pointer}
#toast-container>.toast-info{background-image:url("data:image/png;base64,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")!important}
#toast-container>.toast-error{background-image:url("data:image/png;base64,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")!important}
#toast-container>.toast-success{background-image:url("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABgAAAAYCAYAAADgdz34AAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAADsSURBVEhLY2AYBfQMgf///3P8+/evAIgvA/FsIF+BavYDDWMBGroaSMMBiE8VC7AZDrIFaMFnii3AZTjUgsUUWUDA8OdAH6iQbQEhw4HyGsPEcKBXBIC4ARhex4G4BsjmweU1soIFaGg/WtoFZRIZdEvIMhxkCCjXIVsATV6gFGACs4Rsw0EGgIIH3QJYJgHSARQZDrWAB+jawzgs+Q2UO49D7jnRSRGoEFRILcdmEMWGI0cm0JJ2QpYA1RDvcmzJEWhABhD/pqrL0S0CWuABKgnRki9lLseS7g2AlqwHWQSKH4oKLrILpRGhEQCw2LiRUIa4lwAAAABJRU5ErkJggg==")!important}
#toast-container>.toast-warning{background-image:url("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABgAAAAYCAYAAADgdz34AAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAGYSURBVEhL5ZSvTsNQFMbXZGICMYGYmJhAQIJAICYQPAACiSDB8AiICQQJT4CqQEwgJvYASAQCiZiYmJhAIBATCARJy+9rTsldd8sKu1M0+dLb057v6/lbq/2rK0mS/TRNj9cWNAKPYIJII7gIxCcQ51cvqID+GIEX8ASG4B1bK5gIZFeQfoJdEXOfgX4QAQg7kH2A65yQ87lyxb27sggkAzAuFhbbg1K2kgCkB1bVwyIR9m2L7PRPIhDUIXgGtyKw575yz3lTNs6X4JXnjV+LKM/m3MydnTbtOKIjtz6VhCBq4vSm3ncdrD2lk0VgUXSVKjVDJXJzijW1RQdsU7F77He8u68koNZTz8Oz5yGa6J3H3lZ0xYgXBK2QymlWWA+RWnYhskLBv2vmE+hBMCtbA7KX5drWyRT/2JsqZ2IvfB9Y4bWDNMFbJRFmC9E74SoS0CqulwjkC0+5bpcV1CZ8NMej4pjy0U+doDQsGyo1hzVJttIjhQ7GnBtRFN1UarUlH8F3xict+HY07rEzoUGPlWcjRFRr4/gChZgc3ZL2d8oAAAAASUVORK5CYII=")!important}
#toast-container.toast-top-full-width>div,#toast-container.toast-bottom-full-width>div{width:96%;margin:auto}
.toast{background-color:#030303}
.toast-success{background-color:#51a351}
.toast-error{background-color:#bd362f}
.toast-info{background-color:#2f96b4}
.toast-warning{background-color:#f89406}
@media all and (max-width:240px){
  #toast-container>div{padding:8px 8px 8px 50px;width:11em}
  #toast-container .toast-close-button{right:-.2em;top:-.2em}
}
@media all and (min-width:241px)and (max-width:480px){
  #toast-container>div{padding:8px 8px 8px 50px;width:18em}
  #toast-container .toast-close-button{right:-.2em;top:-.2em}
}
@media all and (min-width:481px)and (max-width:768px){
  #toast-container>div{padding:15px 15px 15px 50px;width:25em}
}
/* toast end*/

/*返回顶部 start */
.bottom-tools {
    position: fixed;
    z-index: 1070;
    right: 0px;
    box-shadow: 1px 1px 17px #ccc;
    background: #efefef none repeat scroll 0 0;
}
.bottom-tools >* {
    font: 0/0 a;
    display: block;
    /*margin-top: 5px;*/
    color: transparent;
    border: 0;
    background-color: transparent;
    text-shadow: none;
}
.qr-img {
    background-image: url("//7nsts.w3cschool.cn/yimages/qr-img.png");
    display: none;
    height: 234px;
    left: -183px;
    max-width: none;
    padding:0;
    position: absolute;
    text-align: center;
    top: -150px;
    width: 173px;
}
.qr-img img {
	display: inline-block;
    height: 100px;
    width: 100px;
    margin-top: 57px;
}
#scrollUp {
    width: 45px;
    height: 45px;
    background-image: url("//7nsts.w3cschool.cn/yimages/backgrounds.32.png");
    background-position: -54px -53px;
    display: none;
}
#scrollUp:hover {
    background-image: url("//7nsts.w3cschool.cn/yimages/backgrounds.32.png");
    background-position: -100px -53px
}

#webkf {
    width: 45px;
    height: 45px;
    background-image: url("//7nsts.w3cschool.cn/yimages/qqkf.jpg");
}
#webkf:hover {
    background-image: url("//7nsts.w3cschool.cn/yimages/qqkf_hv.jpg");
}
.webjy {
    width: 45px;
    height: 45px;
    background-image: url("//7nsts.w3cschool.cn/yimages/jyfk.jpg");
}
.webjy:hover {
    background-image: url("//7nsts.w3cschool.cn/yimages/jyfk_hv.jpg");
}
.qr-tool {
    width: 45px;
    height: 45px;
    background-image: url("//7nsts.w3cschool.cn/yimages/backgrounds.32.png");
    background-position: -148px 0;
    cursor: pointer;
}
.qr-tool:hover {
    width: 45px;
    height: 45px;
    background-image: url("//7nsts.w3cschool.cn/yimages/backgrounds.32.png");
    background-position: -192px -46px;
}

/*dict start */
.no-js .sig-box,.no-js #dropdown-user{
	height: 80px;
}
/*dict end */

/** 笔记插件 start */
.ntitlebox {
	width:100%;
}
.ntitle {
	/*border-top:none;
	border-left:none;
	border-right:none;*/
	width:100%;
	margin:0;
	padding:5px 0;
	border:1px solid #ccc;

}
.notebtn {
	padding: 4px 12px;
	border-radius: 3px;
	border:1px solid #ccc;
	cursor: pointer;
}
.notesubmit {
	background-color: #fe6a00;
	border: 1px solid #fe6a00;
	border-radius: 3px;
	color: #fff;
	cursor: pointer;
	float: right;
	margin: 20px;
	padding: 4px 12px;
	text-align: center;
}
.margin20 {
	margin:20px;
}
.floatBoxBg{
	/*display:none;
	width:100%;
	height:100%;
	background:#000;
	position:fixed !important;
    position:absolute;top:0;
    left:0;
    filter:alpha(opacity=0);
    opacity:0; 
    z-index:999;*/
}
.floatBox{border: 1px solid #ccc;
	box-shadow: 0 2px 6px 1px #999;
	position:fixed !important;/*ie7 ff*/position:absolute;top:0;left:0;background:#fff; display:none; z-index:1000;
}
.floatBox .title{
	background: #ccc none repeat-x scroll 0 0;
	color: #333;
	cursor: move;
	height: 23px;
	padding: 7px 10px 0;
}
.floatBox .title h4{float:left;padding:0;margin:0;font-size:14px;line-height:16px; font-weight:bold; display:inline;}
.floatBox .title span{float:right;cursor:pointer;}
.floatBox .title span img{cursor:pointer; margin:-5px -5px;}
.floatBox .content{padding:0;background:#fff;overflow-x:hidden;overflow-y: auto;}
.closeDialog{ font-size:20px; font-weight:bold; color:#000; margin-top:-5px;}
.closeDialog:hover{ font-size:20px; font-weight:bold; color:#fff; margin-top:-5px; position: relative fixed absolute}
#note-Dialog {
	padding:10px;
}
.en-markup-crop-options {
    top: 18px !important;
    left: 50% !important;
    margin-left: -100px !important;
    width: 200px !important;
    border: 2px rgba(255,255,255,.38) solid !important;
    border-radius: 4px !important;
}
.en-markup-crop-options div div:first-of-type {
    margin-left: 0px !important;
}
/** 笔记插件 end */

/*** dialog 遮罩层样式 begin ****/
.dialogBackground {
    background: #555 none repeat scroll 0 0;
    display: none;
    height: 100%;
    left: 0;
    opacity: 0.4;
    position: absolute;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: #000 none repeat scroll 0 0;
    opacity: 0.5;
}
/*** dialog 遮罩层样式 end ****/


/* ------- 新版头部侧边信息栏 ------- */
.h-right a { color: inherit; -webkit-transition: color .24s ease; transition: color .24s ease; }
.h-right a:hover { color: #fe6a00; }

/* 下拉菜单 */
.dropdown { position: absolute; top: 100%; right: 0; z-index: 99; overflow: hidden; background-color: transparent; transition: height 0.24s ease; }
.dropdown-inner { position: relative; margin: 12px 4px 4px; background-color: #fff; box-shadow: 0 1px 4px #aaa; border-radius: 4px; }
.dropdown-inner::before { content: ""; position: absolute; top: -6px; right: 50%; z-index: 1; width: 16px; height: 16px; background-color: #fff; box-shadow: -2px -2px 4px #ddd;
    -webkit-transform: translateX(50%) rotate(45deg);
       -moz-transform: translateX(50%) rotate(45deg);
        -ms-transform: translateX(50%) rotate(45deg);
            transform: translateX(50%) rotate(45deg);
}
.dropdown-content { position: relative; z-index: 2; overflow: hidden; background-color: #fff; border-radius: 4px; }

/* 头部右侧 */
.h-right { margin-top: 22px; font-size: 14px; line-height: 36px; }
.h-right .link { padding: 0 8px; }

.h-right .mobile { position: relative; margin-right: 24px; }
.h-right .mobile .link { display: block; }
.h-right .mobile .i-icon { margin-right: 3px; font-size: 22px; color: #fe6a00; }

.h-right .mobile .dropdown { width: 178px; height: 0; right: -48px; }
.h-right .mobile:hover .dropdown { height: 204px; }
.h-right .mobile .dropdown-content { padding: 0 10px; }
.h-right .mobile .dropdown-content .qrcode { margin: 8px 0 12px; }
.h-right .mobile .dropdown-content .qrcode > p { margin: 4px 0 0; padding: 0; font-size: 14px; line-height: 1; }


/* 登录后 */
.site-userInfo .i-icon { color: #777; }
.site-userInfo .notice .i-icon { font-size: 18px; }
.site-userInfo .notice .badge { margin-left: 4px; padding: 0 6px; font-size: 12px; line-height: 1; color: #fff; border-radius: 8px; background-color: #999; }
.site-userInfo .notice .badge.danger { background-color: #fe6a00; }

.site-userInfo .user { position: relative; cursor: pointer; }
.site-userInfo .user-avatar > .img { border-radius: 50%; }
.site-userInfo .user-vip { padding: 0; }

.site-userInfo .user .dropdown { width: 104px; height: 0; }
.site-userInfo .user:hover .dropdown { height: 144px; }
.site-userInfo .user .dropdown-content a { display: block; line-height: 32px; transition: background-color .24s ease, color .24s ease; }
.site-userInfo .user .dropdown-content .i-icon { margin-right: 6px; font-size: 14px; vertical-align: baseline; -webkit-transition: color .24s ease; transition: color .24s ease; }
.site-userInfo .user .dropdown-content a:hover { background-color: #f5f5f5; }
.site-userInfo .user .dropdown-content a:hover .i-icon { color: #fe6a00; }

/* header2 */
.header-with-search .h-right .mobile { margin-right: 0; }


/* ------- 侧边小部件 ------- */
.side-widget { position: fixed; bottom: 100px; right: 0; z-index: 999; }
.side-widget-container { width: 60px; margin-top: 10px; background-color: #fff; border-radius: 8px; box-shadow: 0 0 6px #e3e3e3; cursor: pointer; }
.side-widget-flexible { overflow: hidden; position: relative; height: 60px; }
.side-widget-flexible-inner { position: absolute; bottom: 0; }
.side-widget-item {
    position: relative;
    display: -webkit-flex;
    display: flex;
    -webkit-flex-direction: column;
            flex-direction: column;
    -webkit-justify-content: center;
            justify-content: center;
    -webkit-align-items: center;
            align-items: center;
    box-sizing: border-box;
    width: 60px;
    height: 60px;
    font-size: 12px;
    color: #707070;
    -webkit-transition: color, background-color 0.24s ease;
            transition: color, background-color 0.24s ease;
}
.side-widget-item:first-child { border-top-left-radius: 8px; border-top-right-radius: 8px; }
.side-widget-item:last-child { border-bottom-left-radius: 8px; border-bottom-right-radius: 8px; }
.side-widget-item .widget-icon { width: 32px; height: 32px; background: url("//7n.w3cschool.cn/statics/images/sprite/side-widget.png") no-repeat 0 0/700% 200% }
.side-widget-item.backtop .widget-icon { background-position: 0 0; }
.side-widget-item.onlinenote .widget-icon { background-position: -32px 0; }
.side-widget-item.app .widget-icon { background-position: -64px 0; }
.side-widget-item.wechat .widget-icon { background-position: -96px 0; }
.side-widget-item.feedback .widget-icon { background-position: -128px 0; }
.side-widget-item.up .widget-icon { background-position: -160px 0; }
.side-widget-item.down .widget-icon { background-position: -192px 0; }
.side-widget-item .widget-popover { display: none; position: absolute; top: 0; right: 100%; z-index: 999; background-color: transparent; }
.side-widget-item .widget-popover-inner { margin-right: 12px; font-size: 14px; color: #333; width: 140px; padding-bottom: 8px; background-color: #fff; box-shadow: 0 0 10px 0 rgba(102, 102, 102, .25); }
.side-widget-item .widget-popover-inner p { line-height: 1.5; text-align: center; }
.side-widget-item:hover { color: #fff; background-color: #f06c27; }
.side-widget-item:hover .widget-icon { background-position-y: -32px; }
.side-widget-item:hover .widget-popover { display: block; }



#toolbar { position: fixed; bottom: 100px; right: 0; z-index: 999; font-size: 12px; background-color: #fff; box-shadow: 0 0 10px 0 rgba(102, 102, 102, .25); -webkit-transition: right 0.24s; transition: right 0.24s; }
#toolbar.toolbar--hide { right: -60px; }

#toolbar .trigger-button { position: absolute; top: 50%; right: 100%; -webkit-transform: rotateY(180deg) translateY(-50%); transform: rotateY(180deg) translateY(-50%); cursor: pointer; }
#toolbar .trigger-button-svg { vertical-align: middle; }
#toolbar .trigger-button-arrow {
    position: absolute; top: 50%; left: 50%; color: #fff;
    -webkit-transform-origin: 0 50%;
            transform-origin: 0 50%;
    -webkit-transform: rotateY(180deg) translate(-50%, -50%);
            transform: rotateY(180deg) translate(-50%, -50%);
    -webkit-transition: all 0.24s;
            transition: all 0.24s;
}
#toolbar.toolbar--hide .trigger-button-arrow {
    -webkit-transform: rotateY(0deg) translate(-50%, -50%);
            transform: rotateY(0deg) translate(-50%, -50%);
}

#toolbar .tool { position: relative; text-align: center; line-height: 1; color: #666; cursor: pointer; }
#toolbar .tool a {color: inherit;}
#toolbar .tool.backtop { display: none; }
#toolbar .tool-inner { display: block; padding: 10px 6px; color: inherit; -webkit-transition: none; transition: none; }
#toolbar .tool-icon { width: 32px; height: 32px; margin: 0 auto 4px; background: url("//7n.w3cschool.cn/statics/images/sprite/toolbar.png") no-repeat 0 0/600% 200%; }
#toolbar .tool.app .tool-icon { background-position: 0 0; }
#toolbar .tool.wechat .tool-icon { background-position: -32px 0; }
#toolbar .tool.feedback .tool-icon { background-position: -64px 0; }
#toolbar .tool.service .tool-icon { background-position: -96px 0; }
#toolbar .tool.backtop .tool-icon { background-position: -128px 0; }
#toolbar .tool.onlinenote .tool-icon { background-position: -160px 0; }

#toolbar .tool:hover { color: #fff; background-color: #fe6a00; }
#toolbar .tool:hover .tool-inner { color: #fff; }
#toolbar .tool:hover .tool-popover { display: block; }
#toolbar .tool.app:hover .tool-icon { background-position: 0 -32px; }
#toolbar .tool.wechat:hover .tool-icon { background-position: -32px -32px; }
#toolbar .tool.feedback:hover .tool-icon { background-position: -64px -32px; }
#toolbar .tool.service:hover .tool-icon { background-position: -96px -32px; }
#toolbar .tool.backtop:hover .tool-icon { background-position: -128px -32px; }
#toolbar .tool.onlinenote:hover .tool-icon { background-position: -160px -32px; }

#toolbar .tool-popover { display: none; position: absolute; top: 0; right: 100%; z-index: 999; background-color: transparent; }
#toolbar .tool-popover-inner { margin-right: 12px; font-size: 14px; color: #333; width: 140px; padding-bottom: 8px; background-color: #fff; box-shadow: 0 0 10px 0 rgba(102, 102, 102, .25); }
#toolbar .tool-popover-inner p { line-height: 1.5; }

/* ------- 右侧悬浮标广告位 ------- */
#rfbanner { width: 115px; height: 130px; position: fixed; bottom: 380px; right: 6px; z-index: 1000;} 
#rfbanner img { max-width: 100%;-webkit-animation: pulse 1.6s infinite both;animation: pulse 1.6s infinite both;}
#rfbanner .close-rfbox { position: absolute; top: -20px; right: 6px; cursor: pointer; }
#rfbanner .close-rfbox i { font-size: 16px; color: #333; }
#rfbanner .close-rfbox i:hover { color: #1a1a1a;}
@media (max-width:1024px) {
	#rfbanner {display: none !important;}
}

/* animation */
.animated-pulse {
    -webkit-animation: pulse 1.6s infinite both;
    animation: pulse 1.6s infinite both;
}
@-webkit-keyframes pulse {
    from {
        -webkit-transform: scale3d(1, 1, 1);
        transform: scale3d(1, 1, 1);
    }

    40% {
        -webkit-transform: scale3d(1, 1, 1);
        transform: scale3d(1, 1, 1);
    }

    68.75% {
        -webkit-transform: scale3d(1.05, 1.05, 1.05);
        transform: scale3d(1.05, 1.05, 1.05);
    }

    to {
        -webkit-transform: scale3d(1, 1, 1);
        transform: scale3d(1, 1, 1);
    }
}
@keyframes pulse {
    from {
        -webkit-transform: scale3d(1, 1, 1);
        transform: scale3d(1, 1, 1);
    }

    40% {
        -webkit-transform: scale3d(1, 1, 1);
        transform: scale3d(1, 1, 1);
    }

    68.75% {
        -webkit-transform: scale3d(1.05, 1.05, 1.05);
        transform: scale3d(1.05, 1.05, 1.05);
    }

    to {
        -webkit-transform: scale3d(1, 1, 1);
        transform: scale3d(1, 1, 1);
    }
}

/***广告***/
.abox-content {
	position: relative;
}

.abox-content[showadicon]:before {
    content: '广告';
    border: 1px solid #ccc;
    border-radius: 3px;
    font-size: 11px;
    padding: 2px;
    position: absolute;
    top: 0px;
    right: 23px;
    color: #333;
}

.abox-content .i-icon.i-icon-close{
	position: absolute;
	right: 5px;
	top: 5px;
	cursor:pointer;
}

.abox-content .i-icon.i-icon-close:hover{
	color: #ccc;
}

.abox-novip-item {
	display: none;
}