Remove ghost class from button

Author: NicolaSaunders

templates/components/styles/hero.html.twig

@@ -19,7 +19,7 @@
                                 Sorry, your browser does not support embedded videos. This is an animation of the W3C logo morphing into a new design.
                             </video>
                         </div>
-                        <button class="button button--ghost" data-video-control="hero" hidden>
+                        <button class="button" data-video-control="hero" hidden>
                             <svg xmlns="http://www.w3.org/2000/svg" viewbox="0 0 47 47" height="45" width="45" aria-hidden="true" focusable="false">
                                 <defs/>
                                 <g fill="none" fill-rule="evenodd">