<?xml version="1.0" encoding="UTF-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
    <!-- 连框颜色值 -->
    <item>
        <shape android:shape="rectangle">
            <solid android:color="@color/app_color_000"/>
        </shape>
    </item>
    <item
        android:top="0.3dp">
        <shape>
            <solid android:color="@color/app_color_white" />
            <padding
                android:bottom="2dp"
                android:left="2dp"
                android:right="2dp"
                android:top="2dp" />
        </shape>
    </item>
</layer-list>