#center {
	position: relative;
	min-height: 450px;
}

.container {
	position: relative;
	width: 1200px;
	margin: 0 auto;
}

.content-main {
	width: 100%;
	margin-top: 20px;
	margin-bottom: 20px;
	background-color: #fff;
}

.content-main:after {
	content: " ";
	clear: both;
	display: table;
}

.base-content {
	padding: 30px 40px;
}

.base-content .h1 {
	font-size: 24px;
	line-height: 36px;
	color: #333;
	text-align: left;
	padding-bottom: 30px;
	border-bottom: 1px solid #eee;
}

.base-content .text {
	font-size: 16px;
	line-height: 30px;
	color: #999999;
	font-family: "Arial";
	padding-top: 25px;
	text-align: justify;
}

.base-content .text p {}

.base-content .text p+p {
	margin-top: 20px;
}

.base-content .sub-title {
	width: 100%;
	position: relative;
	padding-top: 40px;
	padding-left: 15px;
	font-size: 20px;
	line-height: 1;
	color: #3d3d3e;
	font-family: "Arial";
	box-sizing: border-box;
}

.base-content .sub-title:before {
	content: "";
	display: block;
	width: 6px;
	height: 15px;
	background-color: #ffb301;
	position: absolute;
	left: 0;
	bottom: 2px;
}

.brief-item {
	width: 100%;
	position: relative;
	box-sizing: border-box;
	padding-right: 270px;
	min-height: 200px;
	padding-top: 30px;
}

.brief-item .brief-text {
	font-size: 15px;
	color: #999;
	line-height: 30px;
}

.brief-item .brief-logo {
	width: 250px;
	height: 170px;
	position: absolute;
	right: 0;
	top: 30px;
	background-color: #fff;
	border: 1px solid #eee;
}

.brief-item .brief-logo img {
	max-width: 100%;
	max-height: 100%;
	margin: 0 auto;
	display: block;
}

.base-project-list {
	padding-top: 20px;
}

.base-project-list:after {
	content: '';
	display: table;
	clear: both;
	height: 0;
}

.project-items-row {
	margin-left: -10px;
	margin-right: -10px;
}

.project-items-row:before,
.base-items-row:after {
	content: " ";
	display: table;
	clear: both;
}

.project-items-column {
	box-sizing: border-box;
	width: 25%;
	float: left;
	position: relative;
	min-height: 1px;
	padding-right: 10px;
	padding-left: 10px;
	margin-bottom: 10px;
}

.project-item {
	width: 100%;
	background-color: #f5f8fa;
	box-sizing: border-box;
	padding: 15px;
	height: 265px;
}

.project-item .photo {
	display: block;
	width: 100%;
	height: 130px;
	line-height: 130px;
	text-align: center;
	vertical-align: middle;
	box-sizing: border-box;
	background-color: #fff;
}

.project-item .photo img {
	max-width: 100%;
	max-height: 100%;
	display: block;
	margin: 0 auto;
}

.project-item-title {
	width: 100%;
	padding-top: 15px;
	padding-bottom: 5px;
	text-overflow: ellipsis;
	overflow: hidden;
	white-space: nowrap;
	font-size: 16px;
}

.project-item-desc {
	width: 100%;
	font-size: 14px;
	color: #999;
	line-height: 20px;
	min-height: 40px;
}

#introductionVideoShow {
	display: inline-block;
}

#introductionPhotoWrap {
	width: 245px;
	height: 152px;
	position: relative;
	padding-top: 25px;
}

#introductionPhotoWrap::after {
	content: '';
	display: block;
	width: 60px;
	height: 60px;
	background-image: url(../images/video-icon.png);
	background-position: 0 0;
	background-repeat: no-repeat;
	position: absolute;
	top: 50%;
	left: 50%;
	margin-top: -30px;
	margin-left: -30px;
	transition: all 0.3s;
	pointer-events: none;
}

#introductionPhotoWrap:hover {
	text-decoration: none;
}

#introductionPhotoWrap:hover::after {
	transform: scale(1.2);
}

#introductionPhotoWrap img {
	width: 100%;
}


video {
	width: 100%;
}

.overlay-close {
	z-index: 2;
	color: #fff;
	right: 25px;
}

.overlay-close:hover {
	text-decoration: none;
}

.baseDescBtn  {
	display: inline-block;
	background-color: #0044CC;
	color: #fff;
	margin-left: 10px;
	padding: 0 10px;
	cursor: pointer;
	border-radius: 2px;
}