hcp-pad/moca/src/main/res/layout/activity_moca.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"
    tools:ignore="ResourceName">

    <androidx.constraintlayout.widget.ConstraintLayout
        style="@style/layout_properties_specify_width_geight"
        android:background="@mipmap/icon_uniform_background">

        <LinearLayout
            android:id="@+id/layoutHead"
            style="@style/back_layout"
            tools:ignore="MissingConstraints">

            <androidx.appcompat.widget.AppCompatImageView style="@style/back_image" />

            <androidx.appcompat.widget.AppCompatTextView style="@style/back_text" />
        </LinearLayout>

        <androidx.appcompat.widget.AppCompatTextView
            android:id="@+id/tvTitle"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginTop="@dimen/divider_32px"
            android:text="@string/overall_cognitive_ability"
            android:textColor="@android:color/white"
            android:textSize="@dimen/divider_34px"
            android:textStyle="bold"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toTopOf="parent" />

        <androidx.appcompat.widget.AppCompatTextView
            android:id="@+id/tvTimes"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginTop="@dimen/divider_36px"
            android:layout_marginEnd="@dimen/divider_30px"
            android:textColor="@android:color/white"
            android:textSize="@dimen/divider_28px"
            android:textStyle="bold"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintTop_toTopOf="parent" />

        <androidx.cardview.widget.CardView
            android:layout_width="match_parent"
            android:layout_height="0dp"
            android:layout_margin="@dimen/divider_18px"
            app:cardBackgroundColor="@android:color/white"
            app:cardCornerRadius="@dimen/divider_38px"
            app:layout_constraintBottom_toBottomOf="parent"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toBottomOf="@+id/tvTitle">

            <androidx.fragment.app.FragmentContainerView
                android:id="@+id/layoutOperate"
                android:name="androidx.navigation.fragment.NavHostFragment"
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                app:defaultNavHost="true"
                app:navGraph="@navigation/nav_moca" />

        </androidx.cardview.widget.CardView>
    </androidx.constraintlayout.widget.ConstraintLayout>

</layout>