Improved widget layout

app/src/main/res/drawable/widget_background.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android">
+    <solid android:color="@color/colorWidgetBackground" />
+    <corners android:radius="6dp" />
+    <padding
+        android:bottom="0dp"
+        android:left="0dp"
+        android:right="0dp"
+        android:top="0dp" />
+</shape>

app/src/main/res/layout/widget.xml

@@ -3,7 +3,7 @@
     android:id="@+id/widget"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    android:background="@color/colorWidgetBackground"
+    android:background="@drawable/widget_background"
     android:orientation="vertical"
     android:padding="6dp">
 

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

@@ -12,7 +12,7 @@
     <color name="colorActionForegroundDisabled">#ccc</color>
 
     <color name="colorWidgetForeground">#fff</color>
-    <color name="colorWidgetBackground">#3f000000</color>
+    <color name="colorWidgetBackground">#7f000000</color>
 
     <color name="lightColorUnread">#000</color>
     <color name="lightColorItemSelected">#ccc</color>