*{margin:0;padding:0}
li{list-style:none}
img{vertical-align:top;border:none}
/* 清除内外边距 */
body, h1, h2, h3, h4, h5, h6, hr, p, blockquote, /* structural elements 结构元素 */
dl, dt, dd, ul, ol, li, /* list elements 列表元素 */
pre, /* text formatting elements 文本格式元素 */
fieldset, button, input, textarea, /* form elements 表单元素 */
th, td { /* table elements 表格元素 */
    margin: 0;
    padding: 0;
}
/* 重置列表元素 */
ul, ol { list-style: none; }
/* 重置文本格式元素 */
a { text-decoration: none; }
a:hover { text-decoration: underline; }

button{
	border: none;
	background: none;
	list-style: none;
	list-style-type: none;
}

html,body{
	width: 100%;
	height: 100%;
	background: #fafafa;
}

#backstage_zh{
    width: 100%;
    padding-bottom: 50px;
}
#backstage_zh p.title{
    padding: 20px 5% 10px;
    font-size: 16px;
    color: #000;
    font-weight: normal;
}
#backstage_zh.main .title{
    font-weight: bold;
}
#backstage_zh p.attention{
    padding: 6px 5% 0;
    line-height: 24px;
    font-size: 13px;
    color: #ff6666;
}
#backstage_zh ul{
    width: 90%;
    background: #fff;
    border-top: 1px solid #eee;
    border-bottom: 1px solid #eee;
    padding: 0 5%;
}
#backstage_zh ul li{
    width: 100%;
    height: 70px;
    border-bottom: 1px solid #eee;
    position: relative;
}
#backstage_zh ul li a{
    width: 100%;
    height: 70px;
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 100;
}
#backstage_zh ul li:last-child{
    border-bottom: none;
}
#backstage_zh ul li .icon_left{
    width: 44px;
    height: 44px;
    border-radius: 100px;
    border: 1px solid #eee;
    margin-top: 12px;
}
#backstage_zh ul li .icon_right{
    float: right;
    width: 16px;
    margin-top: 27px;
}
#backstage_zh ul li span{
    line-height: 70px;
    padding-left: 15px;
    font-size: 18px;
    font-weight: bold;
    color: #000;
}
#backstage_zh.phone ul li span{
    padding-left: 0px;
}
#backstage_zh.main img{
    width: 48%;
    float: left;
    margin: 0.5%;
    border: 1px solid #ddd;
}
#backstage_zh.main .attention{
    float: left;
    padding: 20px 5% 50px;
}








@media screen and (max-width: 374px) {
    #jd #video .video-main{
    	height: 104%;
    }
    #jd #video .video-main #videoplay{
    	top: -4px;
    }
    #jd .text{
    	top: 8%;
    }
    #jd #video{
    	top: 29%;
    }
    #jd #btn-src{
    	bottom: 20%;
    }
}

@media screen and (min-width: 411px) {
    #jd #btn-src{
    	bottom: 19%;
    }
    #jd .text{
    	top: 9%;
    }
    #jd #video{
    	top: 30%;
    }
}

@media only screen and (device-width:375px) and (-webkit-device-pixel-ratio: 3) {
	#jd{
		background: url("../img/bg-big.png") no-repeat;
		background-size: 100% 100%;
	}
	#jd .bottom-img{
		bottom: 3%;
	}
}