.tab-li2 {
	width: 131.11px !important;
}

/**********************发展历程    s**********************/
.course-wrap {
	width: 1180px;
	margin: 0 auto;
	padding: 30px 0 125px 0;
	position: relative;
}

/*头部箭头*/
.course-wrap .arrow {
	position: absolute;
	left: 56.3%;
	top: 10px;
}

.course-wrap .arrow img {
	width: 25px;
}

.course-wrap .course-box {
	background: url(../../img/course/course_bg.png) repeat-y center top;
	background-size: auto;
}

.course-wrap .course-box .course-boc {
	display:table;
	height: 308px;
	margin-top: -134px;
	width: 750px;
}

.course-wrap .course-box .course-boc:first-child {
	margin-top: 0;
}

.course-wrap .course-box .course-item {
	position: relative;
	display:table-cell;
	vertical-align:middle;
}

.course-wrap .course-box .course-boc:nth-child(odd) {

	float: right;
}

.course-wrap .course-box .course-boc:nth-child(even) {

	float: left;
}

.course-wrap .course-box .course-boc:last-child {
	height: 160px;
}

/*年份*/
.course-wrap .course-box .course-boc .year {
	vertical-align: middle;
	width: 130px;
	height: 130px;
	border-radius: 50%;
	overflow: hidden;
	position: absolute;
	top: 105px;
}

.course-wrap .course-box .course-boc .year img {
	width: 100%;
}

.course-wrap .course-box .course-boc .year p{
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translateX(-50%) translateY(-50%);
	font-weight: bold;
	font-size: 22px;
	color: #fff;
}

.course-wrap .course-box .course-boc .year a{
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translateX(-50%) translateY(-50%);
	font-weight: bold;
	font-size: 22px;
	color: #fff;
}

@keyframes move {
    0% {
        transform: translate(0px, 0px);
    }
    25% {
        transform: translate(0px, 18px);
    }
    100% {
        transform: translate(0px, 0px);
    }
}

.course-wrap .course-box .course-boc .year a img{
	animation: move 1.5s linear infinite;
}

.course-wrap .course-box .course-boc:nth-child(odd) .year {
	left: 0;
}

.course-wrap .course-box .course-boc:nth-child(even) .year {
	right: 0;
}

.course-wrap .course-box .course-boc:last-child .year {
	bottom: 0;
	margin-top: 0;
	transform: translateY(0);
}

/*右边文字列表*/
.course-box .course-boc .course-list {
	width: 510px;
	padding-top: 45px;
}

.course-box .course-boc .course-list li {
	line-height: 22px;
	font-size: 16px;
	margin-bottom: 5px;
	color: #4F4F4F;
}

.course-box .course-boc .course-list li span {
	display: inline-block;
	padding-left: 18px;
	position: relative;
}

.course-box .course-boc .course-list li span:before {
	content: '';
	display: inline-block;
	width: 8px;
	height: 8px;
	background: #166CE0;
	position: absolute;
	left: 0;
	transform: translateY(6px);
}

.course-box .course-boc:nth-child(odd) .course-list {
	float: right;
}

.course-box .course-boc:nth-child(even) .course-list {
	float: left;
}

/**********************发展历程 e**********************/