feat: 优化代码

app/src/main/res/values-night/colors.xml

@@ -7,7 +7,7 @@
     <color name="background">@color/md_grey_900</color>
     <color name="background_card">@color/md_grey_850</color>
     <color name="background_menu">@color/md_grey_800</color>
-    <color name="background_prefs">#10ffffff</color>
+    <color name="background_prefs">#10303030</color>
 
     <color name="night_mask">#69000000</color>
 

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

@@ -16,7 +16,7 @@
     <color name="background">@color/md_grey_50</color>
     <color name="background_card">@color/md_grey_100</color>
     <color name="background_menu">@color/md_grey_200</color>
-    <color name="background_prefs">#10000000</color>
+    <color name="background_prefs">@color/md_grey_50</color>
     <color name="transparent">#00000000</color>
 
     <color name="transparent10">#10000000</color>