activity_multiplication_menu.xml

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout 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"
    android:background="@drawable/level_select_background"
    tools:context=".MainActivity">

    <androidx.appcompat.widget.AppCompatButton
        android:id="@+id/buttonMultiplicationBasic"
        android:layout_width="262dp"
        android:layout_height="74dp"
        android:layout_marginTop="120dp"
        android:background="@drawable/button_shape"
        android:backgroundTint="#de5721"
        android:elevation="15dp"
        android:fontFamily="casual"
        android:text="First Steps"
        android:textAllCaps="false"
        android:textColor="#FFEEBA"
        android:textSize="24sp"
        android:textStyle="bold"
        app:iconTint="#FFFFFF"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        app:rippleColor="#A8433103" />

    <androidx.appcompat.widget.AppCompatButton
        android:id="@+id/buttonMultiplicationAdvanced"
        android:layout_width="308dp"
        android:layout_height="74dp"
        android:layout_marginTop="75dp"
        android:background="@drawable/button_shape"
        android:backgroundTint="#0c5dad"
        android:elevation="5dp"
        android:fontFamily="casual"
        android:text="Test your skills"
        android:textAllCaps="false"
        android:textColor="#FFEEBA"
        android:textSize="24sp"
        android:textStyle="bold"
        app:iconTint="#FFFFFF"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintHorizontal_bias="0.496"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@+id/buttonMultiplicationBasic"
        app:rippleColor="#A8CD9918" />

    <androidx.appcompat.widget.AppCompatButton
        android:id="@+id/buttonMultiplicationCustom"
        android:layout_width="344dp"
        android:layout_height="73dp"
        android:layout_marginTop="75dp"
        android:background="@drawable/button_shape"
        android:backgroundTint="#e0e034"
        android:elevation="5dp"
        android:fontFamily="casual"
        android:text="Set your own limits!"
        android:textAllCaps="false"
        android:textColor="#231C06"
        android:textSize="24sp"
        android:textStyle="bold"
        app:iconTint="#FFFFFF"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@+id/buttonMultiplicationAdvanced"
        app:rippleColor="#A8CD9918" />

</androidx.constraintlayout.widget.ConstraintLayout>