crn-cli/commands/init/template/android/app/src/main/res/values/styles.xml

The Ctrip React Native CLI Tools

<resources>

    <!-- Base application theme. -->
    <style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar">
        <!-- Customize your theme here. -->
        <item name="colorPrimary">@color/colorPrimary</item>
        <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
        <item name="colorAccent">@color/colorAccent</item>
        <item name="android:dropDownListViewStyle">@style/SpinnerStyle</item>
    </style>

    <style name="SpinnerStyle" parent="android:Widget.ListView.DropDown">
        <!-- 分隔线颜色 -->
        <item name="android:divider">#DFDFDF</item>
        <item name="android:dividerHeight">1dp</item>
    </style>

</resources>