.caption {
  position: absolute;
  display: block;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 15px;
  text-align: center;
  background: #000;
  background: rgba(0,0,0, .8);
  color: #fff;
}



.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: transparent url("themes.gif") no-repeat left top;
  margin-top: -45px;
  }

.centered-btns_nav:active {  opacity: 1.0;  }

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


@media(max-width:480px) {
    
    .rslides_container{ position:relative;}
    .rslides_container .caption{ padding: 2px 25px; line-height: 1.0em; font-size: 22px !important;}
    
}