body{
	background: #fff;
	margin: 0;
}
/* 背景图 */
.project-bg{
	height: 500px;
	position: relative;
}

.project-bg:before{
	content: '';
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background: rgba(0, 0, 0, 0.4);
}

/* 内容一 */
.project-partOne{
	background: #fff;
	margin: 100px 0;
}

#filters{
	display: flex;
	display: -webkit-flex;
	justify-content: center;
}

#portfoliolist .portfolio{
	width: 31.3%;
}

#filters{
	margin-bottom: 36px;
}

#filters li span{
	font-size: 15px;
	letter-spacing: 2px;
}

#filters li span:hover{
	color: #005660;
}

#filters li span.active{
	color: #005660;
	background: none;
}

.pro-filter-img a{
	position: relative;
	display: block;
}

.pro-filter-img a:before{
	position: absolute;
	content: '';
	width: 100%;
	height: 100%;
	top: 0;
	left: 0;
	background: rgba(0, 0, 0, 0.6);
	opacity: 0;
	transition: linear 0.2s opacity;
	-webkit-transition: linear 0.2s opacity;
}

.pro-filter-img a:hover:before{
	opacity: 1;
}

.pro-filter-img a:hover .pro-filter-title{
	padding-top: 0;
	transition-delay: 0.2s;
}

.pro-filter-img a:hover .pro-filter-txt{
	padding-top: 10px;
	transition-delay: 0.3s;
}

.pro-filter-content{
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
}

.pro-filter-title{
	font-size: 12px;
	height: 13px;
	padding-top: 12px;
	transition: linear 0.2s padding-top;
}

.pro-filter-txt{
	font-size: 14px;
	letter-spacing: 1px;
	height: 30px;
	padding-top: 30px;
	transition: linear 0.2s padding-top;
}