activity_start_page.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/background1"
    tools:context=".StartPage">

    <ImageView
        android:id="@+id/imageView2"
        android:layout_width="70dp"
        android:layout_height="45dp"
        android:layout_marginStart="120dp"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toStartOf="@+id/textView"
        app:layout_constraintHorizontal_bias="1.0"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        app:layout_constraintVertical_bias="0.111"
        app:srcCompat="@drawable/baseline_monitor_heart_241" />

    <TextView
        android:id="@+id/textView5"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:gravity="center"
        android:text="Compass"
        android:textColor="#F9FBFB"
        android:textColorHint="#000000"
        android:textSize="40dp"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintHorizontal_bias="0.479"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        app:layout_constraintVertical_bias="0.171" />

    <TextView
        android:id="@+id/textView6"
        android:layout_width="80dp"
        android:layout_height="44dp"
        android:text="Care"
        android:textColor="#FCFDFD"
        android:textSize="34sp"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintHorizontal_bias="0.595"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        app:layout_constraintVertical_bias="0.112" />

    <Button
        android:id="@+id/button2"
        android:layout_width="274dp"
        android:layout_height="86dp"
        android:layout_marginTop="52dp"
        android:background="@drawable/button"
        android:drawableTop="@drawable/baseline_person_outline_24"
        android:gravity="center"
        android:text="PATIENT"
        android:textColor="#FFFDFD"
        android:textSize="18sp"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintHorizontal_bias="0.496"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@+id/button"
        app:layout_constraintVertical_bias="0.0" />

    <Button
        android:id="@+id/button"
        android:layout_width="274dp"
        android:layout_height="86dp"
        android:layout_marginTop="308dp"
        android:background="@drawable/button1"
        android:drawableTop="@drawable/ic_baseline_person_24"
        android:gravity="center"
        android:text="DOCTOR"
        android:textColor="#FFFFFF"
        android:textSize="18sp"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintHorizontal_bias="0.496"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent" />
</androidx.constraintlayout.widget.ConstraintLayout>