diff --git a/component/pear/modules/admin.js b/component/pear/modules/admin.js
index fe5fa9939bc0f854607790b4c3df03405660d051..083697fb164b1325eca644e50fe93cd2441e09e8 100644
--- a/component/pear/modules/admin.js
+++ b/component/pear/modules/admin.js
@@ -290,7 +290,7 @@ layui.define(['table', 'jquery', 'element', 'yaml','form', 'tab', 'menu', 'frame
 			layer.open({
 				type: 1,
 				offset: 'r',
-				area: ['340px', '100%'],
+				area: screen() < 2 ? ['93%', '100%'] : ['340px', '100%'],
 				title: false,
 				shade: 0.1,
 				closeBtn: 0,
@@ -430,5 +430,20 @@ layui.define(['table', 'jquery', 'element', 'yaml','form', 'tab', 'menu', 'frame
 				res("返回值");
 			});
 		}
+
+		//获取当前窗口的宽度
+		function screen() {
+			var width = $(window).width();
+			if (width > 1200) {
+				return 3;   //大屏幕
+			} else if (width > 992) {
+				return 2;   //中屏幕
+			} else if (width > 768) {
+				return 1;   //小屏幕
+			} else {
+				return 0;   //超小屏幕
+			}
+		}
+
 		exports('admin', pearAdmin);
 	})