<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:id="@+id/linearLayout"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:layout_marginTop="54dp"
    android:background="?android:attr/windowBackground"
    android:clipChildren="false"
    android:orientation="vertical"
    android:theme="@style/AppTheme"
    tools:layout_editor_absoluteY="25dp">




    <androidx.appcompat.widget.AppCompatButton
        android:id="@+id/learnTickets"
        style="@style/AppTheme"
        android:layout_width="@dimen/_145sdp"
        android:layout_height="@dimen/_145sdp"
        android:layout_marginStart="8dp"
        android:layout_marginLeft="@dimen/_8sdp"
        android:layout_marginEnd="4dp"
        android:layout_marginRight="@dimen/_4sdp"
        android:layout_marginBottom="@dimen/_16sdp"
        android:onClick="onLearnTickets"
        android:paddingTop="@dimen/_110sdp
        android:textSize="@dimen/button_text_size"
        app:layout_constraintBottom_toTopOf="@+id/ErrorsButton"
        app:layout_constraintEnd_toStartOf="@+id/exam"
        app:layout_constraintHorizontal_bias="0.5"
        app:layout_constraintStart_toStartOf="parent" />