@charset "utf-8";body,dd,dl,form,h1,h2,h3,h4,h5,h6,li,ol,p,textarea,ul{margin:0}input,ol,textarea,ul{padding:0}ol,ul{list-style:none}img{border:0;-ms-interpolation-mode:bicubic}html{font-size:100%;-webkit-text-size-adjust:100%;-ms-text-size-adjust:100%;overflow-y:scroll}body{font-size:12px;font-family:"Microsoft YaHei"},a,a:visited{color:#666;text-decoration:none}a:hover{color:#333;text-decoration:none}.main{width:960px;margin:0 auto;background:#f6f6f6;height:100vh;overflow:hidden;}.dropbtn{padding:2px 8px;font-size:11px;border:1px solid #dbdbdb;cursor:pointer;position:relative}.dropdown{position:relative;display:inline-block}.dropdown-content{display:none;position:absolute;background-color:#f9f9f9;min-width:16px;box-shadow:0 8px 16px 0 rgba(0,0,0,.2);z-index:999}.dropdown-content option:hover,.dropdown:hover .dropbtn{background-color:#eee}.dropdown-content option{padding:2px 10px;text-align:left;color:#000;min-height:9px;line-height:9px;display:block;cursor:pointer}.dropdown:hover .dropdown-content{display:block}