Align video modal nav buttons with accent styling

components/video-modal.html

@@ -15,7 +15,11 @@
           <div class="watch-container modal-nav__bar">
             <div class="modal-nav__context">Now watching</div>
             <div class="modal-actions">
-              <a href="/" class="icon-button focus-ring" aria-label="Return to home">
+              <a
+                href="/"
+                class="icon-button focus-ring accent-action-button"
+                aria-label="Return to home"
+              >
                 <svg
                   xmlns="http://www.w3.org/2000/svg"
                   width="24"
@@ -35,7 +39,11 @@
                 </svg>
                 <span class="sr-only">Return to home</span>
               </a>
-              <button id="closeModal" type="button" class="icon-button focus-ring">
+              <button
+                id="closeModal"
+                type="button"
+                class="icon-button focus-ring accent-action-button"
+              >
                 <svg
                   xmlns="http://www.w3.org/2000/svg"
                   width="24"