JSFiddle - React, Tailwind, and code Playground

by kougiland

HTML

<script src="http://cdnjs.cloudflare.com/ajax/libs/prefixfree/1.0.7/prefixfree.min.js"></script>
<div>
<h1>> slide to unlock</h1>
<h1>> slide to unlock</h1>
</div>

CSS

body {
  text-align: center;
  margin: 50px;
}
div {
  position: relative;
  background: url(http://i.imgur.com/Gz7IsBo.jpg);
  background-repeat: no-repeat;
  background-position: center bottom;
  background-size: 100%;
  width: 800px;
  height: 150px;
}
h1 {
  position: absolute;
  top: 0;
  width: 100%;
  height: 100%;
  font-size: 35px;
  font-family: 'Helvetica Neue';
  font-weight: 300;
  line-height: 150px;
}
h1:nth-child(1) {
  color: rgba(0, 0, 0, 0.4);
}
h1:nth-child(2) {
  color: transparent;
  background-image: -webkit-radial-gradient(ellipse 60px 40px at 300px 75px, #ffffff 0%, #ffffff 30%, rgba(255, 255, 255, 0) 100%);
  background-image: -moz-radial-gradient(ellipse 60px 40px at 300px 75px, #ffffff 0%, #ffffff 30%, rgba(255, 255, 255, 0) 100%);
  background-image: -o-radial-gradient(ellipse 60px 40px at 300px 75px, #ffffff 0%, #ffffff 30%, rgba(255, 255, 255, 0) 100%);
  background-image: radial-gradient(ellipse 60px 40px at 300px 75px, #ffffff 0%, #ffffff 30%, rgba(255, 255, 255, 0) 100%);
  -webkit-background-clip: text;
  -moz-background-clip: text;
  background-clip: text;
  -webkit-animation: slide 3s infinite;
}
@-webkit-keyframes slide {
  0% {
    background-position: -30px 0;
    opacity: 0;
  }
  10% {
    opacity: 1;
  }
  70% {
    background-position: 220px 0;
    opacity: 1;
  }
  90%,
  100% {
    background-position: 220px 0;
    opacity: 0;
  }
}