ul {
	list-style: none;
}
img {
	border: currentColor; border-image: none;
}
a {
	
}
.banner {
	width: 100%; height: 500px; overflow: hidden; position: relative;
}
.banner .num {
	left: 15px; height: 25px; bottom: 12px; overflow: hidden; position: absolute; z-index: 3; -ms-zoom: 1;
}
.banner .num li {
	background: rgb(68, 68, 68); border-radius: 50%; width: 25px; height: 25px; text-align: center; color: rgb(255, 255, 255); line-height: 25px; font-family: "??????", Arial; font-weight: 400; margin-right: 10px; float: left; cursor: pointer;
}
.banner .num li.on {
	background: rgb(255, 119, 0);
}
.banner .prev {
	background: url("../images/btn.png") no-repeat; top: 50%; width: 40px; height: 100px; margin-top: -50px; display: none; position: absolute;
}
.banner .next {
	background: url("../images/btn.png") no-repeat; top: 50%; width: 40px; height: 100px; margin-top: -50px; display: none; position: absolute;
}
.banner .prev {
	left: 15%;
}
.banner .next {
	background-position: right; right: 15%;
}
