diff --git a/css/main.css b/css/main.css
index ac18d9e..0f5ad52 100644
--- a/css/main.css
+++ b/css/main.css
@@ -5,7 +5,7 @@
 }
 
 /* Style the links inside the navigation bar */
-.topnav p {
+.topnav a {
     float: left;
     color: #f2f2f2;
     text-align: center;
@@ -15,13 +15,13 @@
 }
 
 /* Change the color of links on hover */
-.topnav p:hover {
+.topnav a:hover {
     background-color: #ddd;
     color: black;
 }
 
 /* Add a color to the active/current link */
-.topnav p.active {
+.topnav a.active {
     background-color: #4CAF50;
     color: white;
 }
diff --git a/index.html b/index.html
index e035a22..122f0f1 100644
--- a/index.html
+++ b/index.html
@@ -1,37 +1,39 @@
-<!DOCTYPE <!DOCTYPE html>
-<html>
+<!DOCTYPE html>
+<html lang="en">
 
 <head>
     <meta charset="utf-8" />
-    <meta http-equiv="X-UA-Compatible">
     <title>Page Title</title>
     <meta name="viewport" content="width=device-width, initial-scale=1">
     <link rel="stylesheet" type="text/css" media="screen" href="css/reset.css" />
     <link rel="stylesheet" type="text/css" media="screen" href="css/main.css" />
-    <script type="text/javascript" src="main.js"></script>
+    <script src="main.js"></script>
 </head>
 
 <body>
     <nav class="topnav">
         <ul>
-            <p>First</p>
-            <p>Second</p>
-            <p>Third</p>
-            <p>Fourth</p>
+            <li>
+                <a>First</a>
+            </li>
+            <li>
+                <a>Second</a>
+            </li>
+            <li>
+                <a>Third</a>
+            </li>
+            <li>
+                <a>Fourth</a>
+            </li>
         </ul>
     </nav>
 
-    <!--
-        <input type="file" id="csvFileInput" onchange="handleFiles(this.files)" accept=".csv" />
-    -->
-    <table id="t01"></table>
+    <h1>World Data Overview ...</h1>
 
+    <table id="t01"></table>
     <script>
         handleFile()
     </script>
-
-
-
 </body>
 
 </html>
\ No newline at end of file
