How to add an icon to the NavBar widget?

Question

Yii

NavBar::begin([
        'brandLabel' => Yii::$app->name,
        'brandUrl' => Yii::$app->homeUrl,
        'options' => [
            'class' => 'navbar navbar-default navbar-fixed-top',
            'id' =>'custom-bootstrap-menu'

        ],

    ]);
    $menuItems = [
        ['label' => 'Home', 'url' => ['/']],
        ['label' => 'About', 'url' => ['/about']],
        ['label' => 'Contact', 'url' => ['/contact']],
    ];
echo Nav::widget([
        'options' => ['class' => 'navbar-nav navbar-right'],
        'encodeLabels' => false,
        'items' => $menuItems,
    ]);
    NavBar::end();

Tell me how to add a basket icon to the menu (for example), so that it remains visible when the menu is hidden under a burger on small screens. It is necessary that the logo, burger and basket icon remain.
Thanks