/* Callback examplo */
.callbacks_container {
position:relative;
  float: left;
  width: 100%;
  box-shadow: 0 5px 10px #000;
  }
  
.callbacks_nav {
  position: absolute;
  -webkit-tap-highlight-color: rgba(0,0,0,0);
  top: 52%;
  left: 0;
  opacity: 0.7;
  z-index: 3;
  text-indent: -9999px;
  overflow: hidden;
  text-decoration: none;
  height: 61px;
  width: 38px;
  background: transparent url(themes.gif) no-repeat left top;
  margin-top: -45px;
  }

.callbacks_nav.next {
  left: auto;
  background-position: right top;
  right: 0;
  }
/*! http://responsiveslides.com v1.55 by @viljamis */
.rslides {
	position: relative;
	list-style: none;
	overflow: hidden;
	width: 100%;
	padding: 0;
	margin: 0;
  }

.rslides li {
  -webkit-backface-visibility: hidden;
  position: absolute;
  display: none;
  width: 100%;
  left: 0;
  top: 0;
  }

.rslides li:first-child {
  position: relative;
  display: block;
  float: left;
  }

.rslides img {
  display: block;
 	  /*height: 450px;*/ /* mudar para auto para a proporção xy ficar correcta*/
  float: left;
  width: 100%;
  border: 0;
  }
  @media(max-width:500px) {
  .rslides img {height: 250px;}
  }