diff --git a/src/BootstrapBlazor/BootstrapBlazor.csproj b/src/BootstrapBlazor/BootstrapBlazor.csproj
index e56af381ba62b7cd94dbc2bd2c4e2906673d7f6f..258112f210cc370d89ca55b5340d5058ceacf4de 100644
--- a/src/BootstrapBlazor/BootstrapBlazor.csproj
+++ b/src/BootstrapBlazor/BootstrapBlazor.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Razor">
 
   <PropertyGroup>
-    <Version>7.0.8-beta02</Version>
+    <Version>7.0.8-beta03</Version>
   </PropertyGroup>
 
   <ItemGroup Condition="'$(TargetFramework)' == 'net5.0'">
diff --git a/src/BootstrapBlazor/Components/SweetAlert/SwalOption.cs b/src/BootstrapBlazor/Components/SweetAlert/SwalOption.cs
index 2410f8c23c4246e51a255a6b06da82dd16d8eecd..67867f90742b29a21b0a29f4ebbf4d1974686e36 100644
--- a/src/BootstrapBlazor/Components/SweetAlert/SwalOption.cs
+++ b/src/BootstrapBlazor/Components/SweetAlert/SwalOption.cs
@@ -84,6 +84,11 @@ public class SwalOption : PopupOptionBase
     /// </summary>
     public string? CancelButtonText { get; set; }
 
+    /// <summary>
+    /// 获得/设置 弹窗自定义样式
+    /// </summary>
+    public string? Class { get; set; }
+
     /// <summary>
     /// 
     /// </summary>
@@ -110,7 +115,12 @@ public class SwalOption : PopupOptionBase
 
         if (!string.IsNullOrEmpty(Title))
         {
-            parameters.Add(nameof(Title), Title);
+            parameters.Add(nameof(ModalDialog.Title), Title);
+        }
+
+        if (!string.IsNullOrEmpty(Class))
+        {
+            parameters.Add(nameof(ModalDialog.Class), Class);
         }
         return parameters;
     }