Update public/index.html, public/assets/css/main.css

public/assets/css/main.css

@@ -1789,6 +1789,10 @@ section,
   overflow: hidden;
   width: 200px; /* Set your desired width */
   height: 200px; /* Set your desired height */
+  margin: 0 auto; /* zentriert das Quadrat innerhalb des Parent-Elements */
+  display: flex;
+  align-items: center;
+  justify-content: center;
 }
 
 /*