Improved link styling

Author: rocketinventor

In Javascript/airgap.html

@@ -47,7 +47,7 @@
 790 2093</textarea>
 		<div style="font-size:14px">Ported by <a href="https://github.com/quanyang">Yeo Quan Yang</a> & maintained by <a href="https://github.com/rocketinventor">Elliot Gerchak</a>.
 			<br>
-			Original machine code by <a href="https://github.com/fulldecent">William Entriken.</a></div><br/>
+			Original machine code by <a href="https://github.com/fulldecent">William Entriken</a>.</div><br/>
 		<div style="font-size:14px">Project site at <a href="https://github.com/fulldecent/system-bus-radio">https://github.com/fulldecent/system-bus-radio</a></div><br/>
 		<div style="font-size:14px">List of computers that work and what frequency to try at <a href="https://github.com/fulldecent/system-bus-radio/blob/master/TEST-DATA.tsv">https://github.com/fulldecent/system-bus-radio/blob/master/TEST-DATA.tsv</a></div>
 	</div>

In Javascript/main.css

@@ -97,4 +97,15 @@ input[type="text"]:focus ,input[type="password"]:focus,textarea:focus,select:foc
 input, textarea, keygen, select, button, isindex {
     outline:none;
     resize: none;
+}
+a
+{
+    color: white;
+    font-weight:bold;
+    background-color: rgba(220, 220, 220, 0.35);
+    text-decoration:none;
+}
+a:hover
+{
+    background-color: rgba(240, 240, 240, 0.52);
 }