shape_romm_msg.xml

<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android">
    <corners
        android:bottomLeftRadius="6dp"
        android:bottomRightRadius="6dp"
        android:topLeftRadius="0dp"
        android:topRightRadius="6dp"></corners>
    <solid android:color="@color/black_80"></solid>
</shape>