Drupal 8 Twig: add custom CSS classes to menus (based on menu name)

Tamás Hajas
Apr 29, 2016 · 1 min read

Twig templates of Drupal 8 makes our life much easier when we want to customize the HTML output. But when the goal is to change a Drupal 8 menu we have to use the menu.html.twig template which is not the most friendly one and it’s customization can be tricky because of several reasons. So I wanna show you how I did it.

Goal

Change the HTML output from this…

HTML output sample of a Drupal 8 menu without using any template / base theme

…to this…

Drupal 8 menu HTML has BEM style CSS classes when we use our own menu.html.twig template

…so we can keep our CSS specificity low and our CSS component easy to write and maintain.

Let’s start it!

Originally I published this article here on Medium. But later I decided to move it to my own blog. You can continue reading at thamas.hu!

Medium is an open platform where 170 million readers come to find insightful and dynamic thinking. Here, expert and undiscovered voices alike dive into the heart of any topic and bring new ideas to the surface. Learn more

Follow the writers, publications, and topics that matter to you, and you’ll see them on your homepage and in your inbox. Explore

If you have a story to tell, knowledge to share, or a perspective to offer — welcome home. It’s easy and free to post your thinking on any topic. Write on Medium

Get the Medium app

A button that says 'Download on the App Store', and if clicked it will lead you to the iOS App store
A button that says 'Get it on, Google Play', and if clicked it will lead you to the Google Play store