/* CSS Document */
 .container{
            width: 90vw;
            height: 400px;
            /* background:yellow; */
            margin: 0px auto;        
            
        }
        .container .btns{
            display: flex;
            width: 90vw;
            justify-items: center;
            margin: auto;
        }
        .container .btns li{
            width: 20%;
            list-style-type: none;
            border-bottom: 1px solid #008FA2;
            padding: 5px 7px; 
            margin-right: 4px;
			margin-bottom:5px;
            cursor:pointer;
            border-radius: 4px;
            display: flex;
            justify-content: center;
			color:#008FA2;
			font-size:18px;
 
        }
        .container .btns li.current{
            color:#008FA2;
			font-size:20px;
			font-weight:700;
            display: flex;
            justify-content: center ;
			border-bottom: 3px solid #008FA2;
        }
        .container .content{
            height: 300px;
			font-size:15px;
			color:#000000;
			margin-top:20px;
        }
        .container .content div{
            height: 100%;
            /* 隐藏元素 */
            display: none;
			font-size:16px;
			color:#000000;
			padding:15px 0px;
			line-height:30px;
        }
		.container .content div img{ float:left; max-height:270px; margin-right:30px;}
        .container .content div:nth-child(1){
            display: block;
        }