c-brain-glass/app/src/main/res/drawable/bg_main_item_content.xml

<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
    <item>
        <shape android:shape="rectangle">
            <corners android:bottomRightRadius="1dp" android:topRightRadius="1dp" />
            <solid android:color="#FFFFFF" />
        </shape>

    </item>
</selector>