Used oload instead of DCL

Author: Vic-Nas

script.js

@@ -404,6 +404,6 @@ window.addEventListener('hashchange', () => {
 });
 
 
-document.addEventListener('DOMContentLoaded', () => {
+window.onload = () => {
     hljs.highlightAll();
-});
+}

styles.css

@@ -415,7 +415,7 @@ h1 {
     padding: 1.5rem;
     border-radius: 8px;
     font-family: 'Monaco', 'Menlo', monospace;
-    font-size: 2rem;
+    font-size: 0.9rem;
     line-height: 1.6;
     white-space: pre-wrap;
     overflow-x: auto;