.banner{
    width: 100%;
    height: 568px;
    text-align: center;
    padding: auto;
	position: relative;
	left: 0;
	top: 0;
}
.banner >img{
	position: absolute;
	top: 50%;
	left: 50%;
	margin-left: 0;
	transform: translate(-50%,-50%);
	/* height: 100%; */
}
.system-one >.cc:first-child{
	width: 100%;
	height: 574px;
	text-align: center;
	padding: auto;
	position: relative;
}
.system-one >.cc:nth-child(2){
	width: 100%;
	height: 604px;
	text-align: center;
	padding: auto;
	position: relative;
}
.system-one >.cc:nth-child(3){
	width: 100%;
	height: 804px;
	text-align: center;
	padding: auto;
	position: relative;
}
.system-one >.cc:nth-child(4){
	width: 100%;
	height: 660px;
	text-align: center;
	padding: auto;
	position: relative;
}
.system-one >.cc:nth-child(5){
	width: 100%;
	height: 934px;
	text-align: center;
	padding: auto;
	position: relative;
}
.system-two >.cc:first-child{
	width: 100%;
	height: 574px;
	text-align: center;
	padding: auto;
	position: relative;
}
.system-two >.cc:nth-child(2){
	width: 100%;
	height: 538px;
	text-align: center;
	padding: auto;
	position: relative;
}
.system-two >.cc:nth-child(3){
	width: 100%;
	height: 766px;
	text-align: center;
	padding: auto;
	position: relative;
}
.system-two >.cc:nth-child(4){
	width: 100%;
	height: 683px;
	text-align: center;
	padding: auto;
	position: relative;
}
.system-two >.cc:nth-child(5){
	width: 100%;
	height: 1735px;
	text-align: center;
	padding: auto;
	position: relative;
}
.system-three >.cc:first-child{
	width: 100%;
	height: 574px;
	text-align: center;
	padding: auto;
	position: relative;
}
.system-three >.cc:nth-child(2){
	width: 100%;
	height: 564px;
	text-align: center;
	padding: auto;
	position: relative;
}
.system-three >.cc:nth-child(3){
	width: 100%;
	height: 2275px;
	text-align: center;
	padding: auto;
	position: relative;
}


.system-section >div >div >img{
	position: absolute;
	top: 50%;
	left: 50%;
	margin-left: 0;
	transform: translate(-50%,-50%);
	height: 100%;
}
.system-nav-box{
    width: 100%;
    height: 100%;
    background: #FFFFFF;
}
.system-nav{
    height: 56px;
    width: 800px;
    margin: 30px auto 0;
}
.system-nav ul li{
    float: left;
    width: 200px;
    height: 56px;
    line-height: 56px;
    text-align: center;
    color: #3A426B;
    font-size: 16px;
}
.system-nav ul li:hover{
    cursor: pointer;
    box-sizing: border-box;
    border-bottom: 2px solid #5F9DFB;
    background: -moz-linear-gradient(top, #E1EDFF 0%, #F1F7FF 100%);
    background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,#E1EDFF), color-stop(100%,#F1F7FF));
    background: -webkit-linear-gradient(top, #E1EDFF 0%,#F1F7FF 100%);
    background: -o-linear-gradient(top, #E1EDFF 0%,#F1F7FF 100%);
    background: -ms-linear-gradient(top, #E1EDFF 0%,#F1F7FF 100%);
    background: linear-gradient(to bottom, #E1EDFF 0%,#F1F7FF 100%);
}
.system-nav-pitch{
    box-sizing: border-box;
    border-bottom: 2px solid #5F9DFB;
    background: -moz-linear-gradient(top, #E1EDFF 0%, #F1F7FF 100%);
    background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,#E1EDFF), color-stop(100%,#F1F7FF));
    background: -webkit-linear-gradient(top, #E1EDFF 0%,#F1F7FF 100%);
    background: -o-linear-gradient(top, #E1EDFF 0%,#F1F7FF 100%);
    background: -ms-linear-gradient(top, #E1EDFF 0%,#F1F7FF 100%);
    background: linear-gradient(to bottom, #E1EDFF 0%,#F1F7FF 100%);
}
.system-section{
    height: 100%;
    width: 100%;
    margin-top: 20px;
    margin-bottom: 90px;
}
.system-section >div >img{
    display: block;
    height: 100%;
    width: 100%;
}
.system-four{
    width: 1200px;
    min-width: 1200px;
    margin: 50px auto 0;
}
.system-nav3{
    width: 200px;
    display: inline-block;
    float: left;
}
.system-nav3 ul li{
    height: 46px;
    width: 100%;
    text-align: center;
    line-height: 46px;
    color: #3A426B;
    font-size: 14px;
    background: #F4F8FE;
    box-sizing: border-box;
    border-bottom: 1px solid #E7E7E7;
}
.system-nav3-pitch{
    background: #5F9DFB!important;
    color: #FFFFFF!important;
}
.system-nav3 ul li:hover{
    background: #5F9DFB;
    color: #FFFFFF;
    cursor: pointer;
}
.system-nav3-detail{
    display: inline-block;
    width: 952px;
    margin-left: 48px;
    height: 100%;
    background: #FFFFFF;
    margin-bottom: 90px;
}
.system-nav3-detail-a{

}
.system-nav3-detail-b{
    display: none;
}




.system-four,.system-two,.system-three{
    display: none;
}