#top .avia-smallarrow-slider-heading{position: absolute; height: 100%; display:block;}
#top .avia-smallarrow-slider .avia-slideshow-arrows {width:100%; height: 100%; position:static; display:block;}
#top .avia-smallarrow-slider .avia-slideshow-arrows a{font-size: 18px;opacity: 0.5;height: 84px; margin:auto; top:0; bottom:0;}
#top .avia-smallarrow-slider .avia-slideshow-arrows a:hover{opacity: 1;}
#top .avia-smallarrow-slider .avia-slideshow-arrows a:before{line-height:84px;}
#top .avia-smallarrow-slider-heading .new-special-heading {display:none;}原文：http://luckyyang.blog.51cto.com/4524113/1825976