relative_layouts

<android.support.v4.widget.NestedScrollView xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:fitsSystemWindows="true"
    tools:context="vn.com.vng.vmpay.ui.fragments.DepositFragment"

    android:background="@color/bg_default">

    <RelativeLayout
        android:orientation="vertical"
        android:layout_width="match_parent"
        android:layout_height="match_parent">
        <LinearLayout android:id="@+id/layout_buttons"
            android:layout_height="wrap_content"
            android:layout_width="match_parent"
            android:layout_alignParentBottom="true"
            android:padding="0dp">
            <Button
                android:id="@+id/btn_deposit"
                style="@style/AppTheme.Button.Normal"
                android:theme="@style/PrimaryButtonColor"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:text="@string/btn_deposit"
                android:layout_marginTop="@dimen/spacing.medium"
                />
        </LinearLayout>
        <android.support.v7.widget.CardView
            style="@style/CardViewStyle"
            android:layout_gravity="center"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_margin="@dimen/spacing.tiny"
            android:layout_above="@id/layout_buttons"
            >

            <LinearLayout
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:orientation="vertical"
                android:padding="@dimen/spacing.medium">

                <FrameLayout
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:layout_marginTop="5dp"
                    android:layout_margin="@dimen/spacing.medium"
                    >

                    <EditText
                        android:id="@+id/edit_amount"
                        android:layout_width="match_parent"
                        android:layout_height="wrap_content"
                        android:hint="0"
                        android:inputType="number"
                        android:textColor="@color/number_color"
                        android:textSize="@dimen/moneytext.large"
                        android:textAlignment="gravity"
                        android:gravity="right|center_vertical"
                        android:paddingRight="@dimen/spacing.large"
                        />

                    <TextView
                        android:layout_width="wrap_content"
                        android:layout_height="wrap_content"
                        android:text="đ"
                        android:textColor="@color/number_color"
                        android:textSize="@dimen/moneytext.large"
                        android:layout_gravity="right|center_vertical"/>
                </FrameLayout>

                <Spinner
                    android:id="@+id/spinner_method"
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:layout_gravity="center_horizontal"
                    android:layout_margin="@dimen/spacing.medium"/>

            </LinearLayout>
        </android.support.v7.widget.CardView>
    </RelativeLayout>
</android.support.v4.widget.NestedScrollView>