VIDEO: activity_main.xml (orijentacija:horizontalno)

<?xml version="1.0" encoding="utf-8"?>

<RelativeLayout
    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">

        <LinearLayout
            android:id="@+id/granica"
            android:layout_width="match_parent"
            android:layout_marginHorizontal="155dp"
            android:layout_height="2dp"
            android:layout_below="@id/spinner3_cardview"
            android:layout_centerHorizontal="true"
            android:background="?android:color"
            android:orientation="horizontal"
            tools:ignore="Smalldp"
            android:layout_marginTop="5dp"/>

        <androidx.cardview.widget.CardView
            android:id="@+id/spinner3_cardview"
            android:layout_width="42dp"
            android:layout_height="44dp"
            android:layout_marginTop="24dp"
            android:scrollbars="none"
            android:layout_marginStart="155dp"
            android:layout_marginEnd="10dp"
            app:cardCornerRadius="18dp">

            <Spinner
                android:id="@+id/spinner3"
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:background="?android:colorPrimary"
                android:textColor="?android:textColorPrimary"
                android:theme="@style/Widget.MaterialComponents.TextView" />

        </androidx.cardview.widget.CardView>

    <FrameLayout
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_below="@id/granica"
        android:layout_centerInParent="true"
        android:layout_margin="20dp">

        <VideoView
            android:id="@+id/video"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:onClick="video_horiz" />

    </FrameLayout>

</RelativeLayout>