.course-class-infos {
	position: relative;
    background: #666;
	top:50px;
	z-index: 10;
}           
.info-bg ,.cover-img-wrap{
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
	z-index:-10;
}       
.cover-img-wrap {
    z-index: -1;
    overflow: hidden;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
	background-image: url(../images/call-banner.jpg);
}

.banner-outer .banner-inner a,.detail-item .buttons-outer a {
	display: inline-block;
	text-decoration: none;
	text-align: center
}

.banner-outer {
	height: 500px;
	width: 100%;
	background-image: url(../images/call-banner.jpg);
	background-repeat:no-repeat;
	background-size:contain;
	padding-top: 1px;
	margin-top: 65px
}

.course-class-infos .banner-inner {
	width: 960px;
	position:absolute;
	top:195px;
	left:0;
	right:0;
	margin: 0 auto;
	color: #fff
}

.course-class-infos .banner-inner h1 {
	font-size: 50px;
	font-weight: 400;
	margin: 0
}

.course-class-infosr .banner-inner .text {
	font-size: 18px;
	margin-top: 25px
}

.banner-outer .banner-inner .buttons {
	margin-top: 50px
}

.banner-outer .banner-inner a {
	width: 115px;
	height: 45px;
	line-height: 45px;
	background-color: #fff;
	border: 1px solid #fff;
	border-radius: 2px;
	color: #09aeb0;
	transition: background-color .2s ease-in-out
}

.banner-outer .banner-inner a:hover {
	background-color: rgba(255,255,255,.85)
}

.banner-outer .banner-inner a:last-child {
	background-color: transparent;
	color: #fff;
	margin-left: 10px
}

.banner-outer .banner-inner a:last-child:hover {
	background-color: rgba(255,255,255,.3)
}

.detail-item {
	color: #545d69;
	min-height: 590px;
	padding-top: 90px;
	padding-bottom: 90px;
	box-sizing: border-box;
	background-color: #f9f9fb
}

.detail-item .buttons-outer {
	text-align: center;
	margin: 70px auto auto;
	width: 960px
}

.detail-item .buttons-outer a {
	width: 114px;
	border: 1px solid #09aeb0;
	border-radius: 2px;
	height: 34px;
	line-height: 34px;
	color: #09aeb0
}

.detail-item .buttons-outer a:hover {
	background-color: #09aeb0;
	color: #fff
}

.detail-item .detail-item-outer {
	position: relative;
	top: 0;
	transition: top 1s ease-in-out
}

.detail-item .detail-item-outer.expand {
	top: 50px
}

.detail-item .banner-image-outer {
	width: 955px;
	height: 436px;
	margin: 70px auto 0;
	background-image: url("../images/hujiao.png");
	background-position: 0 -133px;
	transition: top 1s ease-in-out;
	position: relative;
	top: 0
}

.detail-item .list-outer .list-outer-item:after,.detail-item .list-outer:after {
	display: block;
	height: 1px;
	content: " ";
	clear: both;
	visibility: hidden
}

.detail-item .banner-image-outer.expand {
	top: 100px
}

.detail-item .list-outer {
	width: 960px;
	min-height: 10px;
	margin: 50px auto auto
}

.detail-item .list-outer .list-outer-item {
	width: 50%;
	box-sizing: border-box;
	float: left
}

.detail-item .list-outer .list-outer-item .column-item {
	width: 39%;
	float: left;
	min-height: 10px;
	margin-top: 50px;
	height: 220px;
	margin-left: 50px
}

.detail-item .list-outer .list-outer-item .column-item.spec {
	height: 190px
}

.detail-item .list-outer .list-outer-item .column-item:nth-child(2n) {
	marign-left: 0
}

.detail-item .list-outer .list-outer-item .column-item ul {
	margin: 30px 0 0;
	padding: 0;
	list-style-type: none;
	list-style-position: inside
}

.detail-item .list-outer .list-outer-item .column-item ul li {
	font-size: 14px;
	height: 31px;
	line-height: 31px;
	color: #7b8390
}

.detail-item .list-outer .list-outer-item .column-item ul li:before {
	content: " ";
	display: inline-block;
	height: 6px;
	border-radius: 50%;
	width: 6px;
	margin-right: 13px;
	vertical-align: middle;
	background-color: #c5dadf
}

.detail-item .list-outer .list-outer-item:first-child {
	border-right: 1px solid #d5dce3
}

.detail-item .list-outer .list-outer-item h2 {
	color: 30px;
	margin: 0;
	text-align: center;
	font-weight: 400
}

.detail-item .list-outer .list-outer-item h2 span,.detail-item .list-outer .list-outer-item h4 span,.detail-item h1 span {
	color: #0daeaf
}

.detail-item .list-outer .list-outer-item h4 {
	font-weight: 400;
	margin: 0;
	padding: 0
}

.detail-item .list-outer .list-outer-item h4 i {
	display: inline-block;
	width: 37px;
	vertical-align: middle;
	height: 35px;
	margin-right: 10px;
	background-image: url(../images/callcenter_sprite-676e96e088.png)
}

.detail-item .list-outer .list-outer-item h4 i[data-key=callout-manager] {
	background-position: -424px -3px
}

.detail-item .list-outer .list-outer-item h4 i[data-key=relationship] {
	background-position: -374px -3px
}

.detail-item .list-outer .list-outer-item h4 i[data-key=customer] {
	background-position: -606px -3px
}

.detail-item .list-outer .list-outer-item h4 i[data-key=customer-manager] {
	width: 40px;
	background-position: -514px -4px
}

.detail-item .list-outer .list-outer-item h4 i[data-key=dial] {
	height: 38px;
	background-position: -644px -4px
}

.detail-item .list-outer .list-outer-item h4 i[data-key=callout] {
	background-position: -560px -4px
}

.detail-item .list-outer .list-outer-item h4 i[data-key=manager-system] {
	background-position: -466px -4px
}

.detail-item:nth-child(2n) {
	background-color: #fff
}

.detail-item h1 {
	margin: 0;
	font-size: 30px;
	text-align: center;
	font-weight: 400
}

.detail-item ul.item-list {
	width: 965px;
	box-sizing: border-box;
	margin: 80px auto 0;
	padding: 0;
	list-style-type: none;
	list-style-position: inside
}

.detail-item ul.item-list:after {
	content: " ";
	display: block;
	height: 1px;
	clear: both;
	visibility: hidden
}

.detail-item ul.item-list li {
	width: 220px;
	min-height: 40px;
	text-align: center;
	float: left;
	box-sizing: border-box;
	margin-right: 25px
}

.detail-item ul.item-list li:last-child {
	margin-right: 0
}

.detail-item ul.item-list li .logo-image {
	width: 98px;
	height: 83px;
	margin: auto;
	background-image: url(../images/callcenter_sprite-676e96e088.png)
}

.detail-item ul.item-list li .logo-image.item2 {
	background-position: -100px -2px
}

.detail-item ul.item-list li .logo-image.item3 {
	background-position: -191px 0
}

.detail-item ul.item-list li .logo-image.item4 {
	height: 85px;
	background-position: -280px 0
}

.detail-item ul.item-list li .text {
	font-size: 24px;
	margin-top: 47px
}

.detail-item ul.item-list li .desc {
	color: #9099a4;
	font-size: 14px;
	margin-top: 30px;
	line-height: 24px
}

@media screen and (max-width:700px) {
	.banner-outer {
		margin-top: 0
	}
}