rbut.xml

<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_height="wrap_content"
    android:layout_width="wrap_content"

    android:shape="rectangle" android:padding="10dp">
    <solid android:color="#FFFACD"/> <!-- this one is ths color of the Rounded Button -->
    <corners
        android:bottomRightRadius="20dp"
        android:bottomLeftRadius="20dp"
        android:topLeftRadius="20dp"
        android:topRightRadius="20dp" />
</shape>