Create a drawable shape in your drawable folder like this, and called it button
<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android"
android:shape="rectangle">
<gradient android:startColor="#FFFFFF"
android:endColor="#FFFFFF"
android:angle="270" />
<corners android:radius="3dp" />
<stroke android:width="5px" android:color="#eecc68" />
</shape>
and in your .xml put like below,
<Button
android:id="@+id/button1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignLeft="@+id/textView1"
android:layout_below="@+id/textView1"
android:layout_marginLeft="52dp"
android:layout_marginTop="39dp"
android:background="@drawable/button"
android:text="Button" />