MacroDroid/res/layout/main_activity.xml

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

        <TextView
            style="@style/CenteredHeaderTV"
            android:layout_marginTop="40dp"
            android:layout_marginBottom="20dp"
            android:text="@string/app_name" />

        <Button
            android:id="@+id/BTN_today"
            style="@style/MainButtons"
            android:text="@string/main_activity_today" />

        <Button
            android:id="@+id/BTN_previous"
            style="@style/MainButtons"
            android:text="@string/main_activity_previous" />

        <Button
            android:id="@+id/BTN_my_foods"
            style="@style/MainButtons"
            android:text="@string/main_activity_my_foods" />

        <Button
            android:id="@+id/BTN_my_macros"
            style="@style/MainButtons"
            android:text="@string/main_activity_my_macros" />

        <Button
            android:id="@+id/BTN_settings"
            style="@style/MainButtons"
            android:text="@string/main_activity_settings" />
    </LinearLayout>

</ScrollView>