How to remove the divider between two action bar

Question

How to remove the divider between two action bar one the application action bar and the other tablayout action bar

here is my current view i want to remove that divider current view of my application here by i have attached the style which iam using `

<style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar">
    <item name="colorPrimary">@color/colorPrimary</item>
    <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
    <item name="colorAccent">@color/colorAccent</item>
</style>

<style name="AppTheme.NoActionBar">
    <item name="windowActionBar">false</item>
    <item name="windowNoTitle">true</item>
</style>

<style name="AppTheme.AppBarOverlay" parent="ThemeOverlay.AppCompat.Dark.ActionBar" />
<style name="AppTheme.PopupOverlay" parent="ThemeOverlay.AppCompat.Light" />

<style name="spinner_style">
    <item name="android:background">@drawable/jc_border4</item>
</style>

<style name="tab_style">
    <item name="android:textSize">@dimen/dimen_16</item>
    <item name="android:textStyle">bold</item>
    <item name="android:textColor">@color/colorCode3</item>
</style>

`

MainActivity code: In which i have main action bar

<android.support.design.widget.AppBarLayout
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:theme="@style/AppTheme.AppBarOverlay">

    <android.support.v7.widget.Toolbar
        android:id="@+id/toolbar"
        android:layout_width="match_parent"
        android:layout_height="?attr/actionBarSize"
        android:background="?attr/colorPrimary"
        app:popupTheme="@style/AppTheme.PopupOverlay" />

</android.support.design.widget.AppBarLayout>

Fragment code In which i have tablayout action bar

<android.support.design.widget.AppBarLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:theme="@style/ThemeOverlay.AppCompat.Dark.ActionBar">

        <android.support.design.widget.TabLayout
            android:id="@+id/tabs_items"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            app:tabIndicatorColor="@android:color/white"
            app:tabIndicatorHeight="3dp"
            app:tabTextAppearance="@style/tab_style"
            app:tabSelectedTextColor="@android:color/white"
            app:tabTextColor="@android:color/white"
            app:tabMode="fixed"
            app:tabGravity="fill"/>
    </android.support.design.widget.AppBarLayout>