wulkanowy-mirror/app/src/main/res/layout/activity_started.xml

<?xml version="1.0" encoding="utf-8"?>
<android.support.constraint.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"
    tools:context="io.github.wulkanowy.activity.started.StartedActivity"
    tools:layout_editor_absoluteY="0dp"
    tools:layout_editor_absoluteX="0dp">

    <TextView
        android:id="@+id/nameApp"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="@string/app_name"
        android:textSize="40sp"
        app:layout_constraintRight_toRightOf="parent"
        app:layout_constraintLeft_toLeftOf="parent"
        tools:layout_constraintRight_creator="1"
        tools:layout_constraintBottom_creator="1"
        app:layout_constraintBottom_toBottomOf="parent"
        tools:layout_constraintLeft_creator="1"
        android:layout_marginBottom="185dp" />

    <ImageView
        android:id="@+id/logoImage"
        android:layout_width="201dp"
        android:layout_height="176dp"
        android:src="@drawable/logo_image"
        tools:layout_constraintRight_creator="1"
        tools:layout_constraintBottom_creator="1"
        app:layout_constraintBottom_toTopOf="@+id/nameApp"
        app:layout_constraintRight_toRightOf="parent"
        tools:layout_constraintLeft_creator="1"
        android:layout_marginBottom="29dp"
        app:layout_constraintLeft_toLeftOf="parent"
        app:layout_constraintHorizontal_bias="0.502" />

    <TextView
        android:id="@+id/rawText"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="@string/under_logo"
        tools:layout_constraintTop_creator="1"
        tools:layout_constraintRight_creator="1"
        app:layout_constraintRight_toRightOf="parent"
        android:layout_marginTop="57dp"
        app:layout_constraintTop_toBottomOf="@+id/nameApp"
        tools:layout_constraintLeft_creator="1"
        app:layout_constraintLeft_toLeftOf="parent" />
</android.support.constraint.ConstraintLayout>