*{
	margin: 0;
	padding: 0;
}
body {
	cursor: url(../images/cursor.ico),auto
}
.banner{
	margin: 85px auto;
	position: relative;
	overflow: hidden;
}
.banner-view{
	position: relative;
	height: 100%;
	/* z-index: 999; */
	z-index: 1;
	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: 1;
}
.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: 35px;
	width: 100%;
	height: 0;
	font-size: 0;
	text-align: center;
	z-index: 1000;
}
.banner-number > *{
	display: inline-block;
	border: 2px solid #fff;
	border-radius: 50%;
	margin: 0 8px;
	width: 10px;
	height: 10px;
	background-color: #00c3ff;
	cursor: pointer;
}
.banner-number  > *:hover,
.banner-number  > *.on{
	background-color: #ffc300;
}
.banner-progres{
	width: 100%;
	position: absolute;
	bottom: 0;
	height: 3px;
	/* z-index: 1000; */
	z-index: 1;
}
.banner-progres i{
	position: absolute;
	left: 0;
	top: 0;
	border-radius: 3px;
	display: block;
	height: 100%;
	width: 0;
}
.banner-text{
	position: absolute;
	width: 300px;
	height: 237px;
	left: 0;
	top: 720px;
	/* bottom: -149px; */
	color: white;
	background: rgba(18, 16, 16, 0.69);
	z-index: 1111;
	padding: 1em;
	overflow: hidden;
	transition: all .5s;
}
.banner-text .title{
	margin-bottom: 9px;
}
.banner-text .intro{
	text-indent: 2em;
	line-height: 26px;
}
.banner:hover .banner-text{
	bottom:0;
	top:unset;
	width:500px;
}
@media screen and (max-width: 1600px) {
    .banner{
    	margin: 0 auto;
    }
}