name : preview.html.twig <div id="responsive-menu-preview" style="position: fixed; top: 0; left: 0; right: 0; z-index: 200000; background: rgba(222, 75, 64, 0.89); height: 50px; line-height: 50px; padding: 0 5%; font-size: 14px; color: white; text-align: center; font-family: Arial; font-weight: bold;"> Preview is only available with the Pro version - click <a style="text-decoration: underline; color: white;" href="https://responsive.menu/pricing?utm_source=free-plugin&utm_medium=preview&utm_campaign=free-plugin-preview" target="_blank">here</a> to upgrade today. </div>