.rslides {
  margin: 0 auto;
  }

.rslides_container {
  margin: 0 auto 50px auto;
  position: relative;
  max-width: 650px;
  max-height: 390px;
  overflow: hidden;
  
  }
 li {display:none;

  }
.centered-btns_nav {
  z-index: 3;
  position: absolute;
  -webkit-tap-highlight-color: rgba(0,0,0,0);
  top: 50%;
  left: 0;
  opacity: 0.7;
  text-indent: -9999px;
  overflow: hidden;
  text-decoration: none;
  height: 61px;
  width: 38px;
  background: url("../img/themes.gif") no-repeat left top;
  margin-top: -45px;
  }

.centered-btns_nav:active {
  opacity: 0.5;
  }

.centered-btns_nav.next {
  left: auto;
  background-position: right top;
  right: 0;
  
  }