fxy-pda/app/src/main/res/drawable/bg_blue_top.xml

<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android"
    android:shape="rectangle">

    <corners
        android:topLeftRadius="5dp"
        android:topRightRadius="5dp" />
    <solid android:color="@color/md_blue_600" />
</shape>