网站图片轮播淡入淡出效果

html

<div id="carousel" class="carousel slide carousel-fade" data-ride="carousel">
	    <ol class="carousel-indicators">
	        <li data-target="#carousel" data-slide-to="0" class="active"></li>
	        <li data-target="#carousel" data-slide-to="1"></li>
	        <li data-target="#carousel" data-slide-to="2"></li>
	    </ol>
	    <!-- Carousel items -->
	    <div class="carousel-inner">
	        <div class="active item"><a rel="nofollow" href="/special/black-friday"><img src="static/new_index/image/black-friday.jpg"></a></div>
	        <div class="item"><a rel="nofollow" href="/out/1356720817746" target="_blank"><img src="static/new_index/image/Bloomingdales.jpg"></a></div>
	        <div class="item"><a rel="nofollow" href="/out/1356722837948" target="_blank"><img src="static/new_index/image/asos.jpg"></a></div>
	    </div>
	    <!-- Carousel nav -->
	    <a class="carousel-control left" href="#carousel" data-slide="prev"><img src="static/new_index/image/left.png"></a>
	    <a class="carousel-control right" href="#carousel" data-slide="next"><img src="static/new_index/image/right.png"></a>
	</div>

css

.carousel-fade .carousel-inner .item {
  -webkit-transition-property: opacity;
  transition-property: opacity;
}
.carousel-fade .carousel-inner .item,
.carousel-fade .carousel-inner .active.left,
.carousel-fade .carousel-inner .active.right {
  opacity: 0;
}
.carousel-fade .carousel-inner .active,
.carousel-fade .carousel-inner .next.left,
.carousel-fade .carousel-inner .prev.right {
  opacity: 1;
}
.carousel-fade .carousel-inner .next,
.carousel-fade .carousel-inner .prev,
.carousel-fade .carousel-inner .active.left,
.carousel-fade .carousel-inner .active.right {
  left: 0;
  -webkit-transform: translate3d(0, 0, 0);
          transform: translate3d(0, 0, 0);
}
 .item:hover{
  cursor: pointer;

}

.carousel-control {
  display: none;
  height: 96px;
   72px;
  opacity: 0.3;
  color: #fff;
  margin: 7%;
  background-color: #000000;
  border: #000000;
  padding-top: 20px;
  z-index: 2;
}

.carousel-control:hover {
    color: #fff;
    outline: 0;
    opacity: 0.6;
}

.carousel-indicators li{
  height: 16px;
   16px;
  margin:0 8px;
  background-color: #fff !important;
  opacity:0.8 !important;
}
.carousel-indicators .active {
     16px;
    height: 16px;
    margin:0 8px;
    background-color: #68c4cb !important;
    border-color: #68c4cb;
}

<script>
$(function(){
	$('.carousel').carousel({
	interval: 5000
	});

	$('.carousel-fade').hover(function(){
		$('.carousel-control').css("display","block");
	});
	$('.carousel-fade').mouseleave(function(){
		$('.carousel-control').css("display","none");
	});
});
</script>