index.html

<a href="http://www.bloggerunlocker.tk/" class="jelly" target="_blank">Jelly</a>
<br/>
<footer>
Made by <a href="http://bloggerunlocker.tk" target="_blank">Abhinav</a>
</footer>

Jelly button.markdown

Jelly button

A Pen by Abhinav on CodePen.

License.

style.css

@import url(http://fonts.googleapis.com/css?family=PT+Sans+Narrow:700);

body {
    background:#F1C40F;
    height:100%;
    text-align:center;
}

.jelly {
    font-size:24px;
    font-family: 'PT Sans Narrow', sans-serif;
    border: none;
    cursor: pointer;
    padding: 25px 80px;
    display: inline-block;
    margin: 15px;
    margin-top:200px;
    text-transform: uppercase;
    letter-spacing: 6px;
    font-weight: 700;
    outline: 0;
    position: relative;
    border-radius: 3px;
    -webkit-animation:  anim 2s ease-in infinite;
    animation:  anim 2s ease-in infinite;
    transition: all .3s;
    background: #3498DB;
    color: #fff!important;
    overflow: hidden;
    text-decoration:none;
}

.jelly:active  {
    background: #4786b5;
}

@-webkit-keyframes anim {
    5% {
    -webkit-transform: scale(1.1, .9);
    transform: scale(1.1, .9);
}
10% {
    -webkit-transform: scale(.9, 1.1) translateY(-.5rem);
    transform: scale(.9, 1.1) translateY(-.5rem);
}
15% {
    -webkit-transform: scale(1);
    transform: scale(1);
}
}
@keyframes anim {
    5% {
    -webkit-transform: scale(1.1, .9);
    transform: scale(1.1, .9);
}
10% {
    -webkit-transform: scale(.9, 1.1) translateY(-.5rem);
    transform: scale(.9, 1.1) translateY(-.5rem);
}
15% {
    -webkit-transform: scale(1);
    transform: scale(1);
}
}

@media only screen and (max-width:640px) {  
.jelly {
    padding: 25px 50px;
    font-size: 16px;
}
}

footer {
  font-family: 'PT Sans Narrow', sans-serif;
  color:#605d5d;
  letter-spacing:3px;
  text-transform:uppercase;
  font-size:15px;
}

footer a {
  color:#ce4a4a;
  text-decoration:none;
  -webkit-transition:0.3s;
}

footer a:hover {
  color:#2b2b2b;
}