customize spinner in android studio code example
Example: style for spinner android
<style name="spinner_style">
<item name="android:paddingLeft">0dp</item>
<item name="android:dropDownWidth">533dp</item>
<item name="android:showDividers">none</item>
<item name="android:dividerHeight">0dp</item>
<item name="android:popupBackground">@drawable/new_bg</item>
<item name="android:dropDownHeight">70dp</item>
<item name="android:scrollbarAlwaysDrawVerticalTrack">true</item>
<item name="android:dropDownSelector">@android:color/white</item>
</style>