Reverted sidebar CSS change

Author: Gamithra

app/assets/stylesheets/application.css

@@ -35,12 +35,12 @@ aside {
   grid-column: 1;
   background: var(--almost-black);
   padding: 12em 1em;
-  position: fixed;
   height: 100%;
 }
 @media (max-width: 940px) {
   aside {
     grid-column: 1;
+    text-align: center;
     grid-row: 2;
     background: inherit;
     padding: 0 1em;