style: remove unnecessary css

Author: carsakiller

src/layouts/WikiArticle.astro

@@ -197,20 +197,6 @@ export interface Props {
     overscroll-behavior-block: none;
   }
 
-  .columns {
-    position: relative;
-
-    div.center {
-      display: flex;
-      flex-direction: column;
-      justify-content: space-between;
-
-      footer {
-        display: none;
-      }
-    }
-  }
-
   .article-footer-links {
     margin: 1em auto;
     display: flex;