Pure CSS3 Modal

Nice modal window using plan CSS3! Based on this: http://jsfiddle.net/kumarmuthaliar/GG9Sa/1/

by Matthew Schenker

HTML

<a href="#openModal">Open!</a>
<div id="openModal" class="modalDialog">
  <div><a href="#close" title="Close" class="close">X</a>
    <h2>Header</h2>
    <p>This area contains whatever text -- or any other HTML material -- you need to display!</p>
  </div>
</div>

CSS

.modalDialog {
  position: absolute;
  overflow: scroll;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  background: rgba(0, 0, 0, 0.8);
  z-index: 99999;
  opacity: 0;
  -webkit-transition: opacity 400ms ease-in;
  -moz-transition: opacity 400ms ease-in;
  transition: opacity 400ms ease-in;
  pointer-events: none;
}

.modalDialog:target {
  opacity: 1;
  pointer-events: auto;
}

.modalDialog>div {
  width: 50%;
  position: relative;
  margin: 10% auto;
  padding: 5px 20px 13px 20px;
  border-radius: 10px;
  background: #113A3F;
}

.close {
  background: #606061;
  color: #FFFFFF;
  line-height: 25px;
  position: absolute;
  right: -12px;
  text-align: center;
  top: -10px;
  width: 24px;
  text-decoration: none;
  font-weight: bold;
  -webkit-border-radius: 12px;
  -moz-border-radius: 12px;
  border-radius: 12px;
  -moz-box-shadow: 1px 1px 3px #000;
  -webkit-box-shadow: 1px 1px 3px #000;
  box-shadow: 1px 1px 3px #000;
}

.close:hover {
  background: #00d9ff;
}