div.about {
	width: 100%
}

div.about>div.banner {
	width: 100%;
	height: 640px;
	margin-top: 60px
}

div.about>div.banner>img {
	width: 100%;
	height: 100%;
}

div.introduction {
	width: 1280px;
	margin: 38px auto;
	text-align: left;
}

div.introduction>div.title {
	font-size: 24px;
	color: #2a2a2a;
	font-weight: normal;
	margin-bottom: 28px;
	width: 100%;
	text-align: center;
}

div.introduction>p {
	font-size: 18px;
	line-height: 1.5;
	margin-bottom: 22px
}

.time-line {
	width: 1280px;
	margin: 20px auto;
	position: relative;
}

.time-line .left-btn,
.time-line .right-btn {
	width: 30px;
	height: 30px;
	background: url(../img/arrow.png) no-repeat;
	position: absolute;
	margin-top: -15px;
	cursor: pointer;
}

.time-line .left-btn {
	left: 0;
	top: 50%;
}

.time-line .right-btn {
	right: 0;
	top: 50%;
	transform: rotate(180deg);
}

.time-line .right-btn:hover {
	background: url(../img/arrow-hover.png) no-repeat;
	transform: rotate(180deg);
}

.time-line .left-btn:hover {
	background: url(../img/arrow-hover.png) no-repeat;
}

.time-line .time-box {
	width: 1280px;
	margin: 0 auto;
	overflow: hidden;
}

.time-line .time-box ul {
	overflow: hidden;
	position: relative;
	height: 255px;
}

.time-line .time-box ul:after {
	content: "";
	background: #d2d2d2;
	height: 1px;
	width: 100%;
	position: absolute;
	left: 0;
	top: 50%;
}

.time-line .time-box li {
	width: 182px;
	float: left;
	padding: 10px;
	box-sizing: border-box;
	border: 1px solid #d2d2d2;
	position: relative;
	cursor: pointer;
	height: 89px;
}

.time-line .time-box li:nth-child(2n) {
	margin-top: 166px;
}

.time-line .time-box li:before {
	content: "";
	border-left: 1px solid #d2d2d2;
	border-bottom: 1px solid #d2d2d2;
	position: absolute;
	width: 16px;
	height: 16px;
	background: #fff;
	bottom: -9px;
	transform: rotate(-45deg);
	left: 50%;
	margin-left: -8px;
}

.time-line .time-box li:after {
	content: "";
	width: 15px;
	height: 15px;
	background: url(../img/point.png) no-repeat;
	position: absolute;
	left: 50%;
	margin-left: -7px;
	bottom: 0;
	bottom: -48px;
	z-index: 1;
}

.time-line .time-box li:nth-child(2n):before {
	bottom: auto;
	top: -10px;
	transform: rotate(-225deg);
}

.time-line .time-box li:nth-child(2n):after {
	bottom: auto;
	top: -46px;
}

.time-line .time-box li:hover,
.time-line .time-box li.active {
	background: #1b96ff;
	color: #fff;
	border-color: #1b96ff;
}

.time-line .time-box li:hover:before,
.time-line .time-box li.active:before {
	border-color: #1b96ff;
	background: #1b96ff;
}

.time-line .time-box li:hover:after,
.time-line .time-box li.active:after {
	background: url(../img/point-hover.png) no-repeat;
}
.time-line .time-box li>p{
	position:relative;
	z-index:22
}
div.qualifications_content{
	width: 1280px;
	margin: 38px auto;
	text-align: left;
}
div.qualifications_content>p{
	width:100%;
	text-align: left;
	font-size: 16px;
}
div#swiper-container2{
	margin-top:22px
}
div#swiper-container2 img{
	width:180px;
	height:280px
}
div#bigImgs{
	display: none;
    position: fixed;
    left: 0;
    right: 0;
    top: 108px;
    bottom: 0;
    background-color: black;
    /* opacity: 0; */
    z-index:200;
    width: 100%;
    height: 100%;
}
div#bigImgs img{
	width:30%;
	height:90%;
	margin-top: 22px;
}

div#bigImgs .swiper-slide {
    text-align: center;
}
div.close{
	position: absolute;
    right: 10px;
    top: 10px;
    width: 35px;
    height: 35px;
    background-image: url(../common/big-images/imgs-grid-icons.png);
    background-repeat: no-repeat;
    background-position: -100px;
    z-index:222
}