.ban {
	width: 100%;
}
.ban img {
	width: 100%;
}
.title {
	text-align: center;
}
.title span {
	display: block;
	width: 100%;
	height: 1px;
	background-color: #1e98d7;
}
.title h3 {
	display: inline-block;
	font-size: 28px;
	color: #1e98d7;
	font-weight: 100;
	background-color: #fff;
	padding: 8px 30px;
	margin-top: -24px;
}
.case {
	width: 62%;
	margin: 0 auto;
	margin-top: 60px;
	margin-bottom: 60px;
	display: none;
}
.case_cont {
	margin-top: 50px;
}
.case_cont ul {
	display: flex;
	flex-wrap: wrap;
}
.case_cont li {
	position: relative;
	width: 33.333%;
	margin-bottom: 30px;
}


.class_cont {
	margin-top: 50px;
}
.class_cont ul {
	margin-left: -3%;
}
.class_cont li {
	position: relative;
	width: 22%;
	float: left;
	margin-left: 3%;
}

.class_cont li img {
	width: 100%;
}
.class_cont h4 {
	font-size: 16px;
	margin-top: 10px;
	margin-bottom: 8px;
	font-weight: 100;
}
.class_cont p {
	color: #969696;
	font-size: 14px;
	line-height: 20px;
}


.xz {
	width: 14%;
	position: absolute;
	top: 0;
	right: 0;
}
.xz img {
	width: 100%;
}
.case_cont li img {
	width: 100%;
}
.case_cont h4 {
	font-size: 16px;
	margin-top: 10px;
	margin-bottom: 8px;
	font-weight: 100;
}
.case_cont p {
	color: #969696;
	font-size: 14px;
	line-height: 20px;
}
.hy_case {
	width: 62%;
	margin: 0 auto;
	margin-top: 60px;
	margin-bottom: 60px;
}
/**.case_nav {
	margin-top: 40px;
	text-align: center;
	margin-left: -10px;
}


.na {
	display: inline-block;
	padding: 8px 16px;
	border: 1px solid #969696;
	border-radius: 8px;
	margin-left: 10px;
	color: #969696;
	cursor: pointer;
}
.ac {
	color: #fff;
	background-color: #1e98d7;
	border: 0;
}*/
.gb-tit {
	width: 62%;
	margin: 60px auto 0;
}
.gb-tit img {
	width: 480px;
}

.case_nav {
	position: relative;
	padding: 0 100px;
	margin-bottom: 50px;
	display: flex;
	justify-content: space-around;
	border-bottom: 1px solid #000;
}
.na {
    font-size: 18px;
    color: #202020;
	flex: 1;
    cursor: pointer;
    text-align: center;
    padding-bottom: 30px;
    transition: all 0.5s ease;
}
.ac {
    color: #a2c629;
}
.trigon {
    position: absolute;
    height: 0px;
    width: 0px;
    left: 0;
    bottom: 0;
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    border-bottom: 10px solid black;
    transition: all 0.5s ease;
}
.trigon::after {
    content: '';
    position: absolute;
    left: -9px;
    top: 2px;
    border-left: 9px solid transparent;
    border-right: 9px solid transparent;
    border-bottom: 9px solid #fff;
}

.dxkf {
	width: 62%;
	margin: 0 auto;
	margin-top: 60px;
	margin-bottom: 60px;
}
.sss {
	position: relative;
	top: 0;
	left: 0;
	width: 500%;
	font-size: 0;
}
.poor {
	display: inline-block;
	width: 20%;
	box-sizing: border-box;
}
.poor li {
	display: inline-block;
	width: 20%;
	height: 130px;
	line-height: 130px;
	text-align: center;
	background-color: #fff;
	border: 1px solid #ececec;
	box-sizing: border-box;
}
.poor li img {
	max-width: 100%;
	vertical-align: middle;
}