#delta-preloader {
  position: fixed;
  left: 0px;
  top: 0px;
  right:0;
  bottom:0;
  width: 100%;
  height: 100%;
  z-index: 9999;
  background: url("/wp-content/themes/yoo_aurora_wp/images/background/main_bg_r.jpg") repeat;
}

#delta-preloader .delta-logo {
  position: fixed;
  left: 0;
  top: 0;
  z-index: 5;
  width: 100%;
  height: 100%;
  overflow: hidden;  
  background: url('/wp-content/uploads/delta_preload.gif') no-repeat center center;      }