/*@media screen and (min-width:320px) and (max-width:720px){
	html{font-size:12px;}
}
@media screen and (max-width:320px){
	html{font-size:16px;}
}*/
.V_header img, .writing-revision_nav img, .writing_translate img{width:100%}
#teacher_content{color:#FFF; max-width: 720px;}
.teachers{width:95%;margin:auto; margin-bottom:3%; background-size: 100%; overflow: hidden;}
.teachers_picture{margin:auto; float:left; margin:3%; width:20%; height:80%;}
.teachers_picture img{width: 100%; height: 100%;}
.introduce{margin-top: 3%;}
.introduce h1{margin:0; font-size:1.8rem;}
.introduce p{margin: 0; font-size: 1rem;}

.V_list{width:95%; margin:auto; margin-top: 2%;}
.V_fo{height: 30px;}
.writing-revision_nav{width: 33.3%; padding:0; margin:0; float: left; border:1px solid #e6e6e6;}
#liucheng{width: 62.5%; margin:0 auto;}
.writing_translate{width: 41%}
#writing{float: left;}
#translate{float: right;}
.payment_more{width: 33%; margin:0 auto;}
.payment_flow_content, #attention_content{width: 90%; margin:0 auto;}
#attention{left: 50%; top: 50%;  width: 56%; height: 37%; background: rgba(224,138,112,0.8); float: left;position:fixed; margin-top: -33%; margin-left: -28%; border-radius:3%;}
#attention span{float:right; margin:3%; width: 6%}