Biest #1413

Closes #1413

Merge request studip/studip!973

resources/assets/stylesheets/scss/courseware.scss

@@ -2666,6 +2666,13 @@ m a n a g e r
             padding: 0.25em 0 0.5em 0;
             font-size: 1.6em;
             font-weight: 700;
+
+            button.cw-insert-element {
+                background: transparent;
+                border: none;
+                cursor: pointer;
+                padding: 0;
+            }
         }
     }
     .cw-manager-element-containers {

resources/vue/components/courseware/CoursewareManagerElement.vue

@@ -17,14 +17,13 @@
                     </a>
                 </nav>
                 <header>
-                    <a
+                    <button class="cw-insert-element"
                         v-if="elementInserterActive && moveSelfPossible && canEdit"
-                        href="#"
                         :title="elementTitle"
                         @click="insertElement({element: currentElement, source: type})"
                     >
                         <studip-icon shape="arr_2left" size="24" role="clickable" />
-                    </a>
+                    </button>
                     {{ elementName }}
                 </header>
             </div>