Add Nerd Font links to webpage

index.html

@@ -170,6 +170,16 @@
           </ul>
         </div>
       </div>
+      <h3 id="nerdFont">
+        <a
+          target="_blank"
+          rel="noopener noreferrer"
+          href="https://www.nerdfonts.com/"
+          >Nerd Font</a
+        >
+      </h3>
+      <a href="./SeriousSans/otf/SeriousSansNerd.otf">SeriousSansNerd.otf</a>
+      <br />
       <h2>What?</h2>
       <p>
         Serious Sans is a legible monospaced font made to resemble the classic