Andriod_hw/app/src/main/res/layout/activity_login.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="@color/white"
    android:orientation="vertical"
    android:paddingLeft="20dp"
    android:paddingRight="20dp">

    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="50dp"
        android:text="@string/login_register"
        android:textColor="@color/text_black"
        android:textSize="@dimen/px60_20sp" />


    <EditText
        android:id="@+id/et_phone"
        android:layout_width="match_parent"
        android:layout_height="56dp"
        android:layout_marginTop="24dp"
        android:background="@null"
        android:gravity="center_vertical"
        android:hint="@string/hint_input_phone"
        android:inputType="phone"
        android:maxLength="11"
        android:textColor="@color/text_black"
        android:textColorHint="@color/text_gray_cd"
        android:textSize="@dimen/px42_14sp" />

    <View
        android:layout_width="match_parent"
        android:layout_height="1dp"
        android:background="@color/view_line_color" />

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="56dp"
        android:gravity="center_vertical"
        android:orientation="horizontal">

        <EditText
            android:id="@+id/et_code"
            android:layout_width="0dp"
            android:layout_height="match_parent"
            android:layout_weight="1"
            android:background="@null"
            android:gravity="center_vertical"
            android:hint="@string/hint_input_code"
            android:singleLine="true"
            android:textColor="@color/text_black"
            android:textColorHint="@color/text_gray_cd"
            android:textSize="@dimen/px42_14sp" />

        <TextView
            android:id="@+id/tv_code"
            android:layout_width="wrap_content"
            android:layout_height="match_parent"
            android:enabled="false"
            android:gravity="center_vertical"
            android:text="@string/get_code"
            android:textColor="@drawable/select_color_blue_gray"
            android:textSize="@dimen/px42_14sp" />
    </LinearLayout>

    <View
        android:layout_width="match_parent"
        android:layout_height="1dp"
        android:background="@color/view_line_color" />

    <TextView
        android:id="@+id/tv_tip"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="20dp"
        android:lineSpacingExtra="3dp"
        android:text="@string/login_tip"
        android:textColor="@color/text_gray_88"
        android:textSize="@dimen/px36_12sp" />

    <Button
        android:id="@+id/btn_login"
        android:layout_width="match_parent"
        android:layout_height="42dp"
        android:layout_gravity="center_horizontal"
        android:layout_marginTop="36dp"
        android:background="@drawable/select_corners_blue_gray"
        android:enabled="false"
        android:text="@string/login"
        android:textColor="@color/white"
        android:textSize="@dimen/px48_16sp" />

</LinearLayout>