This is my dabble!

dabblet.css

/**
 * This is my dabble!
 */

background: #f06;
background: linear-gradient(45deg, #f06, yellow);
min-height:100%;

/*text-shadow: 0 1px 1px rgba(0, 0, 0, 0.4);*/

.tab_button {
  color: #333333;
  text-shadow: 0 1px 1px rgba(250, 250, 250, 0.6);
  border: solid 1px #d5d5d5;
  display: inline-block;
  outline: none;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
  font: 500 12px Helvetica, sans-serif;
  line-height: 11px;
  padding: 0.6em 3em;
  -webkit-box-shadow: 0 1px 3px rgba(250, 250, 250, 0.9);
  -moz-box-shadow: 0 1px 3px rgba(250, 250, 250, 0.9);
  box-shadow: 0 1px 3px rgba(250, 250, 250, 0.9);
  -webkit-font-smoothing: subpixel-antialiased;
}

.tab_button:first-child {
  border-top-left-radius: 2em;
  border-bottom-left-radius: 2em;
}

.tab_button:last-child {
  border-top-right-radius: 2em;
  border-bottom-right-radius: 2em;
}

.tab_button.selected {
  background: #dbdbdb;
  background: -webkit-gradient(linear, left top, left bottom, from(#CCC), to(#f6f7f8));
  background: -moz-linear-gradient(top, #f6f7f8, #e4e6e7);
}

nav ul {
  overflow: hidden;
}

nav li {
  list-style-image: none;
  list-style-type: none;
  white-space: nowrap;
  display: inline;
  float: left;
  margin: 0px;
}

nav li a {
  color: #222;
  text-decoration: none;
}

body {
  font-family: 'Lucida Grande', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  padding: 100px;
  font-size: 13px;
}

nav {
  background: #fff;
  margin: 0 auto;
  width: 640px;
  height: 200px;
  padding: 20px 20px;
  text-align: center;
  /* border-radius */
  -webkit-border-radius: 5px;
  -moz-border-radius: 5px;
  border-radius: 5px;
  /* box-shadow */
  -webkit-box-shadow: rgba(0,0,0,0.2) 0px 1px 3px;
  -moz-box-shadow: rgba(0,0,0,0.2) 0px 1px 3px;
  box-shadow: rgba(0,0,0,0.2) 0px 1px 3px;
}

dabblet.html

<nav>
  <ul>
    <li class="tab_button selected">
      <a href="#">Enter a list of emails</a>
    </li>
    <li class="tab_button">
      <a" href="#">Upload contacts file</a>
    </li>
  </ul>
</nav>

settings.json

{"page":"css","view":"split-vertical"}