Removed old unused style definition

Author: ssddanbrown

resources/sass/_pages.scss

@@ -318,14 +318,6 @@ body.tox-fullscreen, body.markdown-fullscreen {
     @include lightDark(color, #444, #EEE);
     background-color: rgba(0, 0, 0, 0.1);
   }
-  div[toolbox-tab-content] {
-    padding-bottom: 45px;
-    display: flex;
-    flex: 1;
-    flex-direction: column;
-    min-height: 0;
-    overflow-y: scroll;
-  }
   h4 {
     font-size: 24px;
     margin: $-m 0 0 0;
@@ -360,6 +352,7 @@ body.tox-fullscreen, body.markdown-fullscreen {
 .toolbox-tab-content {
   display: none;
   overflow-y: auto;
+  padding-bottom: 45px;
 }
 
 .suggestion-box {