.Box {
				position: relative;
                                margin-bottom: 35px;
			}
			
			.Box .content {
				width: 1200px;
				margin: 0 auto;
			}
			
			.Box h2 {
				text-align: center;
				margin-bottom: 35px;
				font-size:30px;
			}
			
			.Box .Box_con {
				position: relative;
			}
			
			.Box .Box_con .btnl {
				position: absolute;
			}
			
			.Box .Box_con .btn {
				display: block;
				width: 41px;
				height: 41px;
				position: absolute;
				top: 80px;
				cursor: pointer;
			}
			
			.Box .Box_con .btnl {
				background: url(../images/jtl02.png) no-repeat center;
				left: -72px;
			}
			
			.Box .Box_con .btnr {
				background: url(../images/jtr02.png) no-repeat center;
				right: -72px;
			}
			
			.Box .Box_con .btnl:hover {
				background: url(../images/jtl03.png) no-repeat center;
			}
			
			.Box .Box_con .btnr:hover {
				background: url(../images/jtr03.png) no-repeat center;
			}
			
			.Box .Box_con .conbox {
				position: relative;
				overflow: hidden;
			}
			
			.Box .Box_con .conbox ul {
				position: relative;
				list-style: none;
			}
			
			.Box .Box_con .conbox ul li {
                                position: relative;
				float: left;
				width: 255px;
				height: 200px;
				margin-left: 20px;
				overflow: hidden;
			}

			.Box .Box_con .conbox ul li a{
                                cursor:pointer;                               
                        }

			.Box .Box_con .conbox ul li span{
                                position: absolute;
				bottom:0;
				width: 255px;
				height: auto;
				padding:0 10px; 
                                color:#fff;
                                background:#000;
                                opacity:0.8;                                  
                        }
			.Box .Box_con .conbox ul li a:hover span{
                                color:#2196f3;                               
                        }			
			.Box .Box_con .conbox ul li:first-child {
				margin-left: 0;
			}
			
			.Box .Box_con .conbox ul li img {
				display: block;
				width: 255px;
				height: 200px;
				transition: all 0.5s;
			}
			
			.Box .Box_con .conbox ul li:hover img {
				transform: scale(1.1);
			}
			
			.Box .BoxSwitch {
				margin-top: 30px;
				text-align: center;
			}
			
			.Box .BoxSwitch span {
				display: inline-block;
				*display: inline;
				*zoom: 1;
				vertical-align: middle;
				width: 30px;
				height: 3px;
				background: #ccc;
				margin: 0 5px;
				cursor: pointer;
			}
			
			.Box .BoxSwitch span.cur {
				background: red;
			}
			.tutorials-article .container{
				width:1080px;
			}