.banner{
	position: relative;
	overflow: hidden;
}
.banner-view{
	position: relative;
	height: 100%;
	z-index: 9;
	background-color: #090b22;
	background-repeat: no-repeat;
}
.banner-view i{
	position: relative;
	display: block;
	float: left;
	background-repeat: no-repeat;
}
.banner-btn{
	position: absolute;
	width: 100%;
	height: 0;
	top: 45%;
	font-family: "宋体";
	font-size: 20px;
	z-index: 1000;
}
.banner-btn span{
	display: block;
	float: left;
	width: 50px;
	line-height: 50px;
	text-align: center;
	background-color: rgba(0,0,0,0.7);
	color: #74dcff;
	cursor: pointer;
	font-weight: 800;
	background-image: 
}
.banner-btn span:hover{
	background-color: rgba(0,0,0,0.6);
}
.banner-btn span + span{
	float: right;
}
.banner-number{
	position: absolute;
	bottom: 120px;
	width: 100%;
	height: 0;
	font-size: 0;
	text-align: center;
	z-index: 1000;
}
.banner-number > i{
	display: inline-block;
	border: 3px solid #fff;
	margin: 0 8px;
	width: 100px;
	height: 100px;
	cursor: pointer;
	background-color: #000;
	background-position: center;
	background-size: 100%;
	background-repeat: no-repeat;
}
.banner-number  > *:hover,
.banner-number  > *.on{
	border: 3px solid #ffc300;
}
.banner-progres{
	width: 100%;
	position: absolute;
	bottom: 0;
	height: 3px;
	z-index: 1000;
}
.banner-progres i{
	position: absolute;
	left: 0;
	top: 0;
	display: block;
	height: 100%;
	width: 0;
	
}