@media screen and (max-width: 800px) {
    body{padding-top: 135px;}
    .width{width: 100%;}
    /*导航栏*/
    #header{
        display: none;
    }
    .phone_nav{
        display: block;
        width: 100%;
        position: fixed;
        top: 0;
        left: 0;
        padding-top: 55px;
        z-index: 9999;
    }
    .nav_btn{
        display: block;
        position: absolute;
        top:15px;
        right: 5%;
        width:38px;
        border: 1px solid #DDDDDD;
        border-radius: 4px;
        padding: 2px 0;
    }
    .nav_btn span{
        display: block;
        width: 30px;
        height:4px;
        border-radius: 4px;
        background-color:white;
        margin: 3px auto;
    }
    .first_ul{
        display: none;
        width: 98%;
        position: relative;
        height: auto;
        margin: 0 auto;
        background-color: #f0f0f0;
    }
    .first_li{
        float: none;
        width: 100%;
    }
    .first_li>a{
        box-sizing:border-box ;
        width: 100%;
        background-color: #1b6aac;
        padding: 0 20px;
    }
    .first_li:first-child a{
        width: 100%;
        text-align:left;
        padding: 0 20px;
    }
    .second_ul{
        width: 100%;
        position: relative;
        top:0;
    }
    .second_li{border: none;}
    .second_li a{background-color: #1aa1de;}
    .second_li a:hover{background-color:#34af3b; }
    /*END导航栏*/

    /*医院logo+四个按钮*/
    .top{
        height: 135px;
        min-width:auto;
        position: fixed;
        top: 0;
        left: 0;
        z-index: 999;
    }
    .top_logo{float: none;}
    .top_logo img{
        height: 40px;
        margin-top: 10px;
        margin-left: 5%;
    }
    .top_btn{
        float: none;
        width: 100%;
    }
    .top_btn li{width: 25%;}
    .top_btn li a{width: 100%;height:80px;line-height: 120px;}
    .top_btn li:nth-child(1) a{background: url("../images/top_btn1.png") no-repeat center 7px;background-size: 35px;}
    .top_btn li:nth-child(2) a{background: url("../images/top_btn2.png") no-repeat center 4px;background-size: 35px;}
    .top_btn li:nth-child(3) a{background: url("../images/top_btn3.png") no-repeat center 17px;background-size: 35px;}
    .top_btn li:nth-child(4) a{background: url("../images/top_btn4.png") no-repeat center 2px;background-size: 33px;}
    /*END医院logo+四个按钮*/

    /*重要新闻轮播+搜索+医院简介*/
    .banner1,.intr{
        float: none;
        width: 96%;
        height: 200px;
        margin: 10px auto;
    }
    .intr{height: auto;}
	.intr_box a{bottom:20px;}
    .banner1_img ul li a img{height: auto;width: 100%;}
    .banner1_title{width: 70%;}
    .banner1_title a{padding-left: 10px;font-size: 14px;}
    .search input{width: calc(100% - 50px);}
    /*END重要新闻轮播+搜索+医院简介*/

    /*最新公告+新闻中心*/
    .bulletin,.new{
        float: none;
        width: 96%;
        margin: 10px auto;
    }
    .new{height: auto;}
    .bulletin .box_head{background-size: 100%;}
    .bulletin ul{width: 85%;}
    .new_box img{width: 100%;}
    .new_box ul{
        float: none;
        width: 94%;
        margin:0 0 0 5%;
    }
    /*END最新公告+新闻中心*/

    /*广告图*/
    .ad{width: 96%;margin-left: 2%;margin-top: 0;}
    /*END广告图*/

    /*期刊杂志+图书著作+友情链接*/
    .qty{
        float: none;
        width: 96%;
        margin: 10px auto;
    }
    .qty:nth-child(3){margin: 10px auto;}
    .link{width: 320px;margin: 0 auto;}
    /*END期刊杂志+图书著作+友情链接*/

    /*学术专题+科普精品赏析+创作理论+业界动态*/
    .zt,.kcy{
        float: none;
        width: 96%;
        margin: 10px auto;
    }
    .kcy{height: auto;}
    .zt_box{
        width: calc(100% - 48px);
        padding: 0 5px;
    }
    .zt_img{width: 40px;}
    .zt_img img{width: 100%;}
    .zt_content{
        width: calc(100% - 40px);
        padding-left:10px;
    }
    .banner2_title{width: 70%;height: 320px;}
    /*END学术专题+科普精品赏析+创作理论+业界动态*/

    /*研究方向*/
    .path{
        width: 96%;
        margin: 10px auto;
    }
    .banner_box{width: 80%;}
    /*END研究方向*/

    /*底部*/
    .share{height: auto;}
    .share_box1,.share_box2{
        float: none;
        width: 100%;
        height: auto;
        padding: 10px;
    }
	.share_box2:nth-child(2){width:100%;}
	.foot{
		height:auto;
		padding:5px 0;
		line-height:22 px;
	}
	/*底部*/

	/*文章页 */
	#main{
		width:100%;
	}
	#main .m_list{display:none;}
	#main .m_right{
		width:100%;
		min-height:auto;
	}
	#main .m_right .content{min-height:300px;}
	/*END文章页 */
}
@media screen and (max-width: 414px){

}
@media screen and (max-width: 375px){
    /*重要新闻轮播+搜索+医院简介*/
    .banner1{height: 190px;}
    /*END重要新闻轮播+搜索+医院简介*/
}
@media screen and (max-width: 320px){
    /*重要新闻轮播+搜索+医院简介*/
    .banner1_title{width: 65%;}
    .banner1{height: 160px;}
    /*END重要新闻轮播+搜索+医院简介*/
}