.parallax-large {
  height: 250px;
}

.parallax-skinny {
  height: 50px;
}

.clickable {
  border-top: 1px solid #96d1f8;
  background: #004d40;
  background: -webkit-gradient(linear, left top, left bottom, from(#00897b), to(#004d40));
  background: -webkit-linear-gradient(top, #00897b, #004d40);
  background: -moz-linear-gradient(top, #00897b, #004d40);
  background: -ms-linear-gradient(top, #00897b, #004d40);
  background: -o-linear-gradient(top, #00897b, #004d40);
  padding: 20px 40px;
  -webkit-border-radius: 0px;
  -moz-border-radius: 0px;
  border-radius: 0px;
  -webkit-box-shadow: rgba(0,0,0,1) 0 1px 0;
  -moz-box-shadow: rgba(0,0,0,1) 0 1px 0;
  box-shadow: rgba(0,0,0,1) 0 1px 0;
  text-shadow: rgba(0,0,0,.4) 0 1px 0;
  color: white;
  font-size: 24px;
  font-family: Georgia, serif;
  text-decoration: none;
  vertical-align: middle;
}
.clickable:hover {
  border-top-color: #28597a;
  background: #28597a;
  color: #ccc;
}
.clickable:active {
  border-top-color: #1b435e;
  background: #1b435e;
}