app/src/main/res/drawable/weather_background.xml
<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<item>
<shape>
<gradient
android:angle="90"
android:startColor="#0090FF"
android:endColor="#FF7700"
android:type="linear" />
</shape>
</item>
</selector>