修改首页消息红点样式

student/src/main/res/drawable/bg_red_ovil.xml

@@ -2,4 +2,5 @@
 <shape xmlns:android="http://schemas.android.com/apk/res/android"
     android:shape="oval">
     <solid android:color="@color/color_ff1313" />
+    <stroke android:width="1dp" android:color="@color/white"/>
 </shape>

teacher/src/main/res/drawable/bg_red_ovil.xml

@@ -2,4 +2,5 @@
 <shape xmlns:android="http://schemas.android.com/apk/res/android"
     android:shape="oval">
     <solid android:color="@color/color_ff1313" />
+    <stroke android:width="1dp" android:color="@color/white"/>
 </shape>