Fix#269

Remove fixed width for App if width > 1800px

Author: J-Siu

src/assets/App.css

@@ -1439,7 +1439,6 @@ Producthunt item
 
 @media (min-width: 1800px) {
   .App {
-    width: 1800px;
     margin: 0 auto;
     padding: 0;
   }