plexamp-lite/res/layout/activity_setup.xml

<?xml version="1.0" encoding="utf-8"?>
<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:fillViewport="true"
    android:fadingEdge="none">

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="vertical"
        android:padding="20dp">

        <!-- welcome -->
        <LinearLayout android:id="@+id/page_welcome"
            android:layout_width="match_parent" android:layout_height="wrap_content"
            android:orientation="vertical" android:gravity="center_horizontal">
            <ImageView android:layout_width="64dp" android:layout_height="64dp"
                android:layout_marginTop="12dp" android:src="@drawable/ic_launcher"
                android:scaleType="fitCenter" />
            <TextView android:layout_width="wrap_content" android:layout_height="wrap_content"
                android:text="Minamp" android:textSize="26sp" android:textStyle="bold"
                android:paddingTop="8dp" />
            <TextView android:layout_width="wrap_content" android:layout_height="wrap_content"
                android:gravity="center" android:textColor="@color/text2" android:textSize="13sp"
                android:paddingTop="4dp" android:paddingBottom="22dp"
                android:text="Your Plex music, anywhere,\non a very small phone." />
            <Button android:id="@+id/btn_signin" style="@style/ButtonAccent"
                android:layout_width="match_parent" android:text="Sign in with Plex" />
            <Button android:id="@+id/btn_manual" style="@style/ButtonOutline"
                android:layout_width="match_parent" android:layout_marginTop="10dp"
                android:text="Connect to a server address" />
        </LinearLayout>

        <!-- PIN -->
        <LinearLayout android:id="@+id/page_pin"
            android:layout_width="match_parent" android:layout_height="wrap_content"
            android:orientation="vertical" android:gravity="center_horizontal"
            android:visibility="gone">
            <TextView android:layout_width="wrap_content" android:layout_height="wrap_content"
                android:gravity="center" android:textColor="@color/text2" android:textSize="13sp"
                android:paddingTop="12dp"
                android:text="On a computer or another phone, open" />
            <TextView android:layout_width="wrap_content" android:layout_height="wrap_content"
                android:text="plex.tv/link" android:textSize="22sp" android:textStyle="bold"
                android:textColor="@color/accent" android:paddingTop="4dp" />
            <TextView android:layout_width="wrap_content" android:layout_height="wrap_content"
                android:textColor="@color/text2" android:textSize="13sp" android:paddingTop="10dp"
                android:text="and enter this code:" />
            <TextView android:id="@+id/pin_code"
                android:layout_width="wrap_content" android:layout_height="wrap_content"
                android:textSize="40sp" android:textStyle="bold" android:typeface="monospace"
                android:paddingTop="6dp" android:paddingBottom="10dp" />
            <LinearLayout android:layout_width="wrap_content" android:layout_height="wrap_content"
                android:orientation="horizontal" android:gravity="center_vertical">
                <ProgressBar style="@android:style/Widget.ProgressBar.Small"
                    android:layout_width="wrap_content" android:layout_height="wrap_content" />
                <TextView android:id="@+id/pin_status"
                    android:layout_width="wrap_content" android:layout_height="wrap_content"
                    android:textColor="@color/text2" android:textSize="12sp" android:paddingLeft="8dp"
                    android:text="Waiting for you to link…" />
            </LinearLayout>
            <Button android:id="@+id/btn_pin_cancel" style="@style/ButtonOutline"
                android:layout_width="match_parent" android:layout_marginTop="24dp"
                android:text="Cancel" />
        </LinearLayout>

        <!-- manual -->
        <LinearLayout android:id="@+id/page_manual"
            android:layout_width="match_parent" android:layout_height="wrap_content"
            android:orientation="vertical" android:visibility="gone">
            <TextView android:layout_width="wrap_content" android:layout_height="wrap_content"
                android:text="Server address" android:textSize="18sp" android:textStyle="bold" />
            <TextView style="@style/Sub" android:layout_width="match_parent" android:layout_height="wrap_content"
                android:singleLine="false" android:paddingTop="4dp" android:paddingBottom="10dp"
                android:text="e.g. 192.168.1.20 or https://plex.example.com. Signing in with Plex is easier and finds remote addresses for you." />
            <EditText android:id="@+id/edit_url" style="@style/Edit"
                android:hint="Address" android:inputType="textUri" />
            <EditText android:id="@+id/edit_token" style="@style/Edit"
                android:layout_marginTop="8dp" android:hint="X-Plex-Token (optional on your LAN)"
                android:inputType="textVisiblePassword" />
            <Button android:id="@+id/btn_manual_go" style="@style/ButtonAccent"
                android:layout_width="match_parent" android:layout_marginTop="14dp"
                android:text="Connect" />
            <Button android:id="@+id/btn_manual_back" style="@style/ButtonOutline"
                android:layout_width="match_parent" android:layout_marginTop="10dp"
                android:text="Back" />
        </LinearLayout>

        <!-- choose server / library -->
        <LinearLayout android:id="@+id/page_choose"
            android:layout_width="match_parent" android:layout_height="wrap_content"
            android:orientation="vertical" android:visibility="gone">
            <TextView android:id="@+id/choose_title"
                android:layout_width="wrap_content" android:layout_height="wrap_content"
                android:textSize="18sp" android:textStyle="bold" />
            <TextView android:id="@+id/choose_sub" style="@style/Sub"
                android:layout_width="match_parent" android:layout_height="wrap_content"
                android:singleLine="false" android:paddingTop="2dp" android:paddingBottom="10dp" />
            <LinearLayout android:id="@+id/choose_list"
                android:layout_width="match_parent" android:layout_height="wrap_content"
                android:orientation="vertical" />
            <Button android:id="@+id/btn_choose_back" style="@style/ButtonOutline"
                android:layout_width="match_parent" android:layout_marginTop="14dp"
                android:text="Back" />
        </LinearLayout>

        <!-- busy -->
        <LinearLayout android:id="@+id/page_busy"
            android:layout_width="match_parent" android:layout_height="wrap_content"
            android:orientation="vertical" android:gravity="center_horizontal"
            android:paddingTop="60dp" android:visibility="gone">
            <ProgressBar android:layout_width="wrap_content" android:layout_height="wrap_content" />
            <TextView android:id="@+id/busy_text"
                android:layout_width="wrap_content" android:layout_height="wrap_content"
                android:gravity="center" android:textColor="@color/text2" android:textSize="13sp"
                android:paddingTop="12dp" />
        </LinearLayout>
    </LinearLayout>
</ScrollView>