Transparent Bottom Sheet

styles.xml

<resources>
    <style name="TransparentBottomSheetDialogTheme" parent="Theme.MaterialComponents.Light.BottomSheetDialog">
        <item name="colorPrimary">@color/colorPrimary</item>
        <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
        <item name="colorSecondary">@color/colorPrimaryDark</item>
        <item name="colorAccent">@color/colorAccent</item>
        <item name="bottomSheetStyle">@style/TransparentBottomSheetStyle</item>
    </style>

    <style name="TransparentBottomSheetStyle" parent="Widget.Design.BottomSheet.Modal">
        <item name="android:background">@android:color/transparent</item>
    </style>
</resources>