Basic Drawable Template - with background and border

drawable.xml

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

    <!-- background color -->
    <solid android:color="@android:color/darker_gray"/>

    <!-- border color and width -->
    <stroke android:width="10dp"
            android:color="@android:color/white"/>

    <!-- The radius makes the corners rounded -->
    <corners android:radius="500dp"/>

</shape>