Add X (Twitter) hyperlink to social media section (#37)

* Add X (Twitter) hyperlink to social media section

* review feedback

simplify anchor text for Twitter links

Author: Rainyan

src/_header.html

@@ -19,10 +19,12 @@
           | <a href="https://github.com/NeotokyoRebuild/neo">github</a>
         </span>
         <span id="social-mobile">
+          | <a href="https://x.com/neotokyorebuild">X/Twitter</a>
           | <a href="https://www.youtube.com/@NeotokyoRebuild">YouTube</a>
         </span>
         <span id="social">
-          <a href="https://www.youtube.com/@NeotokyoRebuild">YouTube</a>
+          <a href="https://x.com/neotokyorebuild">X/Twitter</a>
+          | <a href="https://www.youtube.com/@NeotokyoRebuild">YouTube</a>
         </span>
       </p>
       <hr>

src/style.css

@@ -24,7 +24,7 @@ span#social-mobile {
   display: none;
 }
 
-@media(max-width: 500px) {
+@media(max-width: 700px) {
   span#social {
     display: none;
   }