udacity user interface android

card.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout

    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context="br.com.alexaleluia.happybirthday.MainActivity">

    <ImageView
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:src="@drawable/androidparty"
        android:scaleType="centerCrop"
        />

    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Happy Birthday Mari"
        android:textSize="36sp"
        android:paddingTop="8dp"
        android:paddingLeft="16dp"
        android:textColor="@android:color/white"
        android:layout_alignParentTop="true"
        android:fontFamily="sans-serif-light"
        />

    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentRight="true"
        android:layout_alignParentBottom="true"
        android:text="From, Alex"
        android:textSize="36sp"
        android:textColor="#3F51B5"
        android:padding="8dp"
        android:fontFamily="sans-serif-light"
        />
    
</RelativeLayout>