feat: variables

common/common.scss

+@import 'variables';
 $topic-height: 70;
 
 .custom-homepage-columns {
@@ -13,6 +14,7 @@ $topic-height: 70;
 
   .btn {
     line-height: unset;
+    @include border-radius;
   }
 
   .loading-container {
@@ -23,8 +25,9 @@ $topic-height: 70;
     flex-wrap: wrap;
   }
   .col {
-    width: 50%;
     @include border-radius;
+    width: 50%;
+
     @media screen and (max-width: 750px) {
     width: 100%;
     }