<a href="https://www.google.com">Google</a> <a href="https://twitter.com">Twitter</a> <a href="https://www.facebook.com">Facebook</a> <a href="https://www.mozilla.org">Mozilla</a> <a href="http://marksheet.io/visited.html">MarkSheet</a>
a { color: dodgerblue; }
a:visited { color: rebeccapurple; }