.slick-prev{z-index:9999;top:50%;margin-top:-25px;left:10px;width:30px;height:50px;background:#0000009e url(images/c_prev.png) center no-repeat;}
.slick-next{z-index:9999;top:50%;margin-top:-25px;right:10px;width:30px;height:50px;background:#0000009e url(images/c_next.png) center no-repeat;}