<link href="//netdna.bootstrapcdn.com/bootstrap/3.0.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//netdna.bootstrapcdn.com/bootstrap/3.0.0/js/bootstrap.min.js"></script>
<script src="//code.jquery.com/jquery-1.11.1.min.js"></script>
<!------ Include the above in your HEAD tag ---------->
<a href="#" class="button">l</a><a href="#" class="button active">l</a><a href="#" class="button">l</a>
<script>
$(".button").click(function(){
$(this).toggleClass("active");
return false;
});
// LOL CODEPEN FRONTPAGE ALERT
// Sorry @codepen! :D
var i = 0;
if(document.location.pathname != "/pen/secure_iframe") {
var interval = setInterval(function(){
$("html, body").toggleClass("blinking");
if(i >= 7)
clearInterval(interval);
else
i++;
}, 250);
}
</script>
html, body {
background: #f3efef;
text-align: center;
font-family: 'fontello';
border: 6px solid #f3efef;
height: 100%;
}
.blinking {
border-color: #00d07f;
}
* {
-webkit-box-sizing: border-box;
-moz-box-sizing: border-box;
}
.button {
display: inline-block;
vertical-align: middle;
-webkit-transform: scale(1.25);
margin: 110px 30px;
width: 60px;
height: 60px;
line-height: 2.6;
font-size: 24px;
color: #e1dada;
text-shadow: 0px -1px 1px rgba(0, 0, 0, 0.2);
border-radius: 100px;
text-decoration: none;
background-image: -webkit-gradient(linear, left top, left bottom, color-stop(0%, #f4f4f4), color-stop(100%, #e3e3e3));
background-image: -moz-gradient(linear, left top, left bottom, color-stop(0%, #f4f4f4), color-stop(100%, #e3e3e3));
box-shadow: 0px 0px 2px rgba(0, 0, 0, 0.25), 10px 10px 15px #e3e3e3, -10px 10px 15px #e3e3e3, -15px -15px 15px rgba(255, 255, 255, 0.4), 15px -15px 15px rgba(255, 255, 255, 0.4), inset 0px 2px 0px #fff;
-webkit-transition: box-shadow 0.3s ease-in-out, background-image 0.3s ease-in-out, text-shadow 0.5s linear, color 0.5s linear;
-moz-transition: box-shadow 0.3s ease-in-out, background-image 0.3s ease-in-out, text-shadow 0.5s linear, color 0.5s linear;
}
.button.active {
color: #00d0b0;
text-shadow: 0px 0px 7px #37ffb1;
background-image: -webkit-gradient(linear, left top, left bottom, color-stop(0%, #e3e3e3), color-stop(100%, #f4f4f4));
background-image: -moz-gradient(linear, left top, left bottom, color-stop(0%, #e3e3e3), color-stop(100%, #f4f4f4));
box-shadow: 0px 0px 3px rgba(0, 0, 0, 0.15), 10px 10px 15px rgba(255, 255, 255, 0.4), -10px 10px 15px rgba(255, 255, 255, 0.4), -10px -10px 15px #e3e3e3, 10px -10px 15px #e3e3e3, inset 0px -3px 0px rgba(255, 255, 255, 0.4), inset 0px 3px 3px rgba(0, 0, 0, 0.04);
}