修复图片背景失效与调整透明模式数值 #102

app/src/main/res/values/styles.xml

@@ -28,7 +28,7 @@
     <style name="AppTheme.AlertDialog" parent="ThemeOverlay.Material3.MaterialAlertDialog">
         <item name="dialogCornerRadius">28dp</item>
         <item name="cornerFamily">rounded</item>
-        <item name="android:colorBackground">?attr/colorSurfaceContainer</item>
+        <item name="android:colorBackground">?attr/colorSurfaceContainerLow</item>
         <item name="android:layout" tools:ignore="PrivateResource">@layout/m3_alert_dialog</item>
     </style>