The improvements in the latest Drupal version (Drupal 8) redefine ease of use for web designers and front-end developers. Designing a mobile friendly, appealing web experience has never been easier in Drupal.
In our Ultimate Guide to Drupal 8, you'll get an overview of the new features (200+!), including the capabilities that will make designing for Drupal easier.
Drupal Design Enhancements:
Drupal 8 output is now converted to semantic HTML5 markup
Front-end libraries in core to create mobile friendly apps
Twig has replaced PHPTemplate so Drupal designers can use HTML/CSS to modify markup (No need to be a PHP expert!)
Responsive themes, toolbar, tables, and images
UI elements that enable use of your own admin and drop screens and modal dialogs (Part of ctools module previously)