Currently, some styles can't be configured through Dart codes on the Android side. But these styles can be configured through res/values/styles.xml, as shown below.
<!--Configure the style for the shopping cta button--> <stylename="FwShoppingCtaButtonStyle"parent="FwShoppingCtaButtonParentStyle"> <itemname="android:backgroundTint">@color/fw_shopping__add_to_cart_btn</item> <itemname="android:textColor">@color/fw__gnt_white</item> <itemname="android:textSize">@dimen/fw__font_size_16</item> </style><!--Configure the style for the player cta button--> <stylename="FwCtaButtonStyle"parent="FwCtaButtonViewParentStyle"> <itemname="android:backgroundTint">@color/fw_cta_bg_bluelake</item> <itemname="android:textColor">@color/white</item> <itemname="android:fontFamily">sans-serif</item> </style>