html,body{line-height:1.2}html{-webkit-text-size-adjust:100%;-moz-text-size-adjust:100%;-ms-text-size-adjust:100%;text-size-adjust:100%;-webkit-tap-highlight-color:transparent}*,article,aside,audio,body,button,dd,div,dl,dt,fieldset,figcaption,figure,footer,form,h1,h2,h3,h4,h5,h6,header,input,legend,li,menu,nav,ol,p,pre,section,td,textarea,th,ul,video{margin:0;padding:0;-moz-box-sizing:border-box;box-sizing:border-box}*:focus{outline:none}*,:after,:before{box-sizing:border-box}ul,li,dl,dt,dd,ol{list-style:none;margin:0;padding:0}img::-moz-selection{background:0 0}img::selection{background:0 0}img::-moz-selection{background:0 0}address,caption,cite,code,dfn,em,optgroup,th,var{font-style:inherit;font-weight:inherit}h1,h2,h3,h4,h5,h6{font-size:auto!important;font-weight:normal;line-height:1.4}body{-webkit-font-smoothing:antialiased;overflow-x:hidden}input::-webkit-search-cancel-button{display:none}button,input,select,textarea{margin:0;vertical-align:middle;border:none;background:none}input[type=password],input[type=email],input[type=number],input[type=url],input[type=date],input[type=search],input[type=text],select,textarea,input::-webkit-outer-spin-button,input::-webkit-inner-spin-button{-webkit-appearance:none;-moz-appearance:none;-ms-appearance:none;appearance:none}button,input[type=button],input[type=reset],input[type=submit],select{cursor:pointer}input,textarea,select,button{outline:none}button,input{line-height:normal}textarea{resize:none}button,input,select,textarea,body{color:#1a1a1a;font:14px/1.4 "-apple-system","BlinkMacSystemFont","PingFang SC","Helvetica","Microsoft YaHei",arial,sans-serif,\5b8b\4f53}table{border-spacing:0;border-collapse:collapse}img{max-width:100%;max-height:100%}a,button{-webkit-tap-highlight-color:rgba(0,0,0,0);border:none;color:#1a1a1a;text-decoration:none}a,a:hover,a:focus{outline:none;outline-offset:0;color:#1a1a1a;text-decoration:none}#top{width:50px;height:50px;background:url('../images/top.png') no-repeat center center;background-color:#a8a8a8;background-color:rgba(0,0,0,0.3);position:fixed;right:30px;bottom:50px;z-index:5555;cursor:pointer;border-radius:50%;transition:.6s;opacity:0;transform:translateY(20px)}@media (max-width:640px){#top{right:10px;bottom:20px;width:40px;height:40px;background-size:20px}}@media (min-width:768px){#top:hover{background-color:#c9a166}}#top.show{transform:translateY(0);opacity:1}.drop-cover{position:fixed;left:0;top:0;right:0;height:0;transition:opacity .2s;z-index:-999;opacity:0;background-color:rgba(0,0,0,0.5)}.drop-cover.on{height:100vh;z-index:5;opacity:1}