<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    android:gravity="center">

        <ImageView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_gravity="center_horizontal"
            android:background="@drawable/ic_go_add" />

        <Button
            android:id="@+id/btn_add"
            android:layout_width="100dp"
            android:layout_height="40dp"
            android:layout_gravity="center_horizontal"
            android:layout_marginTop="15dp"
            android:text="去添加"
            android:background="@color/colorSelect"
            android:textColor="@color/white" />
</LinearLayout>