.col {
  width: 320px;
  float: left;
  margin-right:32px;
  margin-bottom: 16px;
}
.c3 {
  margin-right:0;
}

h2 {
  margin: 10px 0;
  color: #000;
  font-size: 18px;
  text-shadow: 1px 1px 2px #fff;
}

h3 {
  margin: 0;
  background-color: #000;
  color: #fff;
  /* Sort of rounded corner
  border-radius: 10%; */
}

h3 a {
  background: url("sprite.png") 15px 13px no-repeat;
  display: block;
  padding: 10px;
  padding-left: 32px;
  margin: 0;
  color: #fff;
  text-decoration: none;
  font-weight: bold;
  border-bottom: 1px solid rgba(255, 255, 255, 1);
}
h3:hover { background: #000; color: #fff; }
h3.open  { background: #000; color: #fff; }
h3.open a { background-position: 13px -25px; }
h3 + div { padding: 10px; }
h2 + div,
.example {
  background: #fff;
  overflow: hidden;
  border-radius: 3px;
  -moz-border-radius: 3px;
  -webkit-border-radius: 3px;
  margin-bottom: 20px;
}

/* Pre hide sections with JavaScript on
--- */
h3+div {
  display: none;
}

/* CSS3 Animation example
--- */
#css3-animated-example h3 + div {
  height: 0px;
  padding: 0px;
  overflow: hidden;
  background: #000;
  display: block!important;
  -webkit-transform: translateZ(0);
  -webkit-transition: all 0.3s ease;
  moz-transition: all 0.3s ease;
  -o-transition: all 0.3s ease;
  -ms-transition:all 0.3s ease;
  transition: all 0.3s ease;
}
#css3-animated-example .content {
  padding: 10px;
}

#css3-animated-example h3.open + div {
  height: auto;
  background: #aaffff;
}

/* Event example
--- */
pre#event-log {
  background: #fafacc;
  padding: 10px;
  display: block;
}