szkolny/app/src/main/res/layout/fragment_login_chooser.xml

<?xml version="1.0" encoding="utf-8"?>
<layout 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">
    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:orientation="vertical">

        <ScrollView
            android:layout_width="match_parent"
            android:layout_height="0dp"
            android:layout_weight="1">

            <LinearLayout
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:orientation="vertical">


                <LinearLayout
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:orientation="vertical">

                    <com.mikepenz.iconics.view.IconicsImageView
                        android:layout_width="32dp"
                        android:layout_height="32dp"
                        android:layout_marginStart="24dp"
                        android:layout_marginLeft="24dp"
                        android:layout_marginTop="48dp"
                        app:iiv_color="@color/colorPrimary"
                        app:iiv_icon="cmd-school"
                        app:iiv_size="32dp"
                        tools:srcCompat="@tools:sample/avatars" />

                    <TextView
                        android:layout_width="match_parent"
                        android:layout_height="wrap_content"
                        android:layout_marginLeft="24dp"
                        android:layout_marginTop="16dp"
                        android:layout_marginRight="24dp"
                        android:text="@string/login_startpage_title"
                        android:textSize="24sp" />

                </LinearLayout>

                <LinearLayout
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:orientation="vertical">

                    <TextView
                        android:layout_width="match_parent"
                        android:layout_height="wrap_content"
                        android:layout_marginLeft="24dp"
                        android:layout_marginTop="2dp"
                        android:layout_marginRight="24dp"
                        android:text="@string/login_startpage_subtitle" />

                    <LinearLayout
                        android:layout_width="match_parent"
                        android:layout_height="wrap_content"
                        android:layout_marginLeft="24dp"
                        android:layout_marginTop="32dp"
                        android:layout_marginRight="24dp"
                        android:baselineAligned="false"
                        android:orientation="horizontal">

                        <FrameLayout
                            android:layout_width="match_parent"
                            android:layout_height="100dp"
                            android:layout_marginEnd="16dp"
                            android:layout_marginRight="16dp"
                            android:layout_weight="1">

                            <ImageView
                                android:id="@+id/loginMobidziennikLogo"
                                android:layout_width="match_parent"
                                android:layout_height="match_parent"
                                android:adjustViewBounds="true"
                                android:background="@drawable/bg_rounded_ripple"
                                android:padding="16dp"
                                android:scaleType="fitCenter"
                                app:srcCompat="@drawable/login_logo_mobidziennik" />
                        </FrameLayout>

                        <FrameLayout
                            android:layout_width="match_parent"
                            android:layout_height="100dp"
                            android:layout_marginStart="16dp"
                            android:layout_marginLeft="16dp"
                            android:layout_weight="1">

                            <ImageView
                                android:id="@+id/loginLibrusLogo"
                                android:layout_width="match_parent"
                                android:layout_height="match_parent"
                                android:adjustViewBounds="true"
                                android:background="@drawable/bg_rounded_ripple"
                                android:padding="16dp"
                                android:scaleType="fitCenter"
                                app:srcCompat="@drawable/login_logo_librus" />
                        </FrameLayout>

                    </LinearLayout>

                    <LinearLayout
                        android:layout_width="match_parent"
                        android:layout_height="wrap_content"
                        android:layout_marginLeft="24dp"
                        android:layout_marginTop="16dp"
                        android:layout_marginRight="24dp"
                        android:baselineAligned="false"
                        android:orientation="horizontal">

                        <FrameLayout
                            android:layout_width="match_parent"
                            android:layout_height="100dp"
                            android:layout_marginEnd="16dp"
                            android:layout_marginRight="16dp"
                            android:layout_weight="1">

                            <ImageView
                                android:id="@+id/loginVulcanLogo"
                                android:layout_width="match_parent"
                                android:layout_height="match_parent"
                                android:adjustViewBounds="true"
                                android:background="@drawable/bg_rounded_ripple"
                                android:padding="16dp"
                                android:scaleType="fitCenter"
                                app:srcCompat="@drawable/login_logo_vulcan" />
                        </FrameLayout>

                        <FrameLayout
                            android:layout_width="match_parent"
                            android:layout_height="100dp"
                            android:layout_marginStart="16dp"
                            android:layout_marginLeft="16dp"
                            android:layout_weight="1">

                            <ImageView
                                android:id="@+id/loginIuczniowieLogo"
                                android:layout_width="match_parent"
                                android:layout_height="match_parent"
                                android:adjustViewBounds="true"
                                android:background="@drawable/bg_rounded_ripple"
                                android:padding="16dp"
                                android:scaleType="fitCenter"
                                app:srcCompat="@drawable/login_logo_iuczniowie" />
                        </FrameLayout>

                    </LinearLayout>
                </LinearLayout>

            </LinearLayout>
        </ScrollView>

        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_marginBottom="16dp"
            android:orientation="horizontal">

            <com.google.android.material.button.MaterialButton
                android:id="@+id/cancelButton"
                style="@style/Widget.MaterialComponents.Button.OutlinedButton"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_marginLeft="8dp"
                android:text="@string/cancel"
                android:textAllCaps="false" />

            <Space
                android:layout_width="0.0dip"
                android:layout_height="0.0dip"
                android:layout_weight="1.0" />

            <com.google.android.material.button.MaterialButton
                android:id="@+id/helpButton"
                style="@style/Widget.MaterialComponents.Button.OutlinedButton"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_marginEnd="20dp"
                android:layout_marginRight="20dp"
                android:text="@string/help"
                android:textAllCaps="false" />

        </LinearLayout>

    </LinearLayout>
</layout>