Layout-Fehler in Courseware

Closes #4660

Merge request studip/studip!3471

resources/assets/stylesheets/scss/buttons.scss

@@ -97,7 +97,7 @@ $button-icons: (
         &.#{'' + $class} {
             @include button-with-icon($icon, clickable, info_alt);
             &.disabled, &[disabled] {
-                @include button-with-icon($icon, info_alt, info_alt);
+                @include button-with-icon($icon, inactive, inactive);
             }
         }
     }

resources/assets/stylesheets/scss/courseware/layouts/ribbon.scss

@@ -44,7 +44,7 @@ $consum_ribbon_width: calc(100% - 58px);
 
 .cw-ribbon-sticky-bottom {
     position: fixed;
-    top: 110px;
+    top: 108px;
     height: 16px;
     width: calc(100% - 314px);
     background-color: var(--white);