.projectDemo_content{
	padding: 40px 0;
	position: relative;
}
.projectDemos{
	margin: 10px 20px;
	width: 325px;
	float: left;
	overflow: hidden;
	height: 325px;
	position: relative;
	cursor: pointer;
}
.projectDemos>img{
	width: 100%;
	height: 100%;
	object-fit: cover;
}
.projectDemo_bottom{
	position: absolute;
	bottom: 0;
	left: 0;
	width: 100%;
	height: 40px;
  	opacity:0;
}
.projectDemo_bottom_pik{
	position: absolute;
	bottom: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background: black;
	opacity: 0.2;
	transition: all 0.3s;
}
.projectDemo_name{
	position: absolute;
	bottom: 0;
	left: 0;
	width: 100%;
	height: 100%;
	text-align: center;
	line-height: 40px;
	color: white;
	font-weight: bold;
	font-size: 17px;
}
.search_pik{
	position: absolute;
	bottom: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background: #BE2421;
	opacity: 0.4;
}
.search_logo{
	width: 50px;
	height: 50px;
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%,-50%);
	display: none;
	transition: all 0.3s;
}
.search_img{
	position: absolute;
	bottom: 0;
	left: 0;
	width: 100%;
	height: 100%;
	text-align: center;
}
.search_img img{
	width: 35px;
	margin-top: 7px;
}
.projectDemo_main{
	margin-bottom: 50px;
}
.projectDemos:hover .search_logo{
	display: block;
}
.projectDemos:hover .projectDemo_bottom_pik{
	background: #BE2421;
	opacity: 0.4;
}
.projectDemos:hover .projectDemo_bottom{
	opacity: 1;
}
.projectDemo_info{
	text-align: center;
	padding: 30px;
	position: relative;
	padding-bottom: 80px;
	display: none;
}
.demo_name{
	font-size: 20px;
	padding: 8px ;
	position: relative;
	margin-bottom: 30px;
}
.demo_name_red{
	width: 40px;
	height: 3px;
	background: #BE2421;
	position: absolute;
	bottom: 0;
	left: 50%;
	transform: translateX(-50%);
}
.return_btn{
	left: 50%;
	transform: translateX(-50%);
	bottom: 20px;
	position: absolute;
}

/*m*/
.demo_top{
	background-image: url(../img/mobile/topBg3.png);
}
.demo_m_body{
	padding: 20px;
}
.case_main{
	display: flex!important;
	flex-wrap: wrap;
	justify-content: space-between;
	margin-top: 20px;
}
.cases{
	width: 48%;
	border-radius: 5px;
	margin-top: 10px;
	position: relative;
  	overflow: hidden;
    height: 230px;
}
.cases img{
	width: 100%;
	border-radius: 5px;
  	position:absolute;
  	top:50%;
  	left:50%;
  	transform:translate(-50%,-50%);
}
.cases_name{
	position: absolute;
	bottom: 0;
	padding: 10px 0;
	background: rgba(0,0,0,0.5);
	left: 0;
	width: 100%;
	color: white;
	text-align: center;
	font-size: 12px;
	border-radius: 0 0 5px 5px;
  	overflow:hidden;
  	text-overflow:ellipsis;
  	white-space: nowrap;
}

.m_content_title{
	color: #666;
	margin: 10px 0;
	font-size: 15px;
}
.m_news_title{
	text-indent: 2em;
	font-size: 12px;
	color: #666;
	line-height: 20px;
}
.m_case_text_title{
	text-align: center;
	font-size: 20px;
	margin-bottom: 15px;
	color: #333;
}
.m_news_case_text{
	padding: 30px 20px;
	text-align: center;
	display: none;
}
.m_news_title{
	border-bottom: solid 1px #e6e6e6;
	padding-bottom: 10px;
	margin-bottom: 20px;
}
.case_text img{
	width: 100%;
}