Resolve "Schönheitskorrekturen am alten Editor"

Closes #2633

Merge request studip/studip!1787

resources/assets/stylesheets/scss/i18n.scss

@@ -3,16 +3,14 @@ div.i18n_group {
     position: relative;
 
     > select.i18n {
-        border: 0;
-        border-right: 1px solid $light-gray-color-40;
-        border-bottom: 1px solid $light-gray-color-40;
+        border: 1px solid $light-gray-color-40;
         border-radius: 0;
         box-sizing: border-box;
         margin: 0 !important;
         position: absolute;
-        top: 1px;
-        left: 1px;
-        height: 31px;
+        top: 0px;
+        left: 0px;
+        height: 32px;
         overflow: hidden;
         max-width: $max-width;
 
@@ -34,5 +32,14 @@ div.i18n_group {
         input[type=text], > textarea, .editor_toolbar .buttons, .ck-toolbar {
             padding-left: ($max-width + 6px) !important;
         }
+
+        > div.editor_toolbar {
+            > div.buttons {
+                height: 31px;
+            }
+            > textarea {
+                margin-top: 0;
+            }
+        }
     }
 }

resources/assets/stylesheets/studip.less

@@ -205,7 +205,8 @@ div.overdiv {
             display: inline-block;
             height: 1.4em;
             line-height: 1.4;
-            padding: 0.4em 1em;
+            padding-top: 6px;
+            padding-bottom: 6px;
 
             &:hover {
                 background-color: @base-color-60;