html,body,div,span,applet,object,iframe,h1,h2,h3,h4,h5,h6,p,blockquote,pre,a,abbr,acronym,address,big,cite,code,del,dfn,em,img,ins,kbd,q,s,samp,small,strike,strong,sub,sup,tt,var,b,u,i,center,dl,dt,dd,ol,ul,li,fieldset,form,label,legend,table,caption,tbody,tfoot,thead,tr,th,td,article,aside,canvas,details,embed,figure,figcaption,footer,header,hgroup,menu,nav,output,ruby,section,summary,time,mark,audio,video{margin:0;padding:0;border:0;outline:0;vertical-align:baseline;background:rgba(0,0,0,0);font-size:100%;-webkit-tap-highlight-color:rgba(0,0,0,0);-webkit-box-sizing:border-box;box-sizing:border-box}html{line-height:1}article,aside,details,figcaption,figure,footer,header,hgroup,main,menu,nav,section,summary{display:block}h1,h2,h3,h4,h5,h6{font-weight:400}dl,dt,dd,ul,li{list-style:none}nav ul{list-style:none}blockquote,q{quotes:none}blockquote:before,blockquote:after,q:before,q:after{content:"";content:none}img{vertical-align:bottom;max-width:100%;height:auto;backface-visibility:hidden}ins{color:#000;text-decoration:none}mark{background-color:#ff9;color:#000;font-style:italic;font-weight:bold}del{text-decoration:line-through}abbr[title],dfn[title]{border-bottom:1px dotted;cursor:help}table{border-collapse:collapse;border-spacing:0}hr{display:block;height:1px;border:0;border-top:1px solid #ccc;margin:1em 0;padding:0}input,select{vertical-align:middle}input,button,textarea,select{margin:0;padding:0;vertical-align:middle;font-size:inherit;color:inherit;background:none;border:none;border-radius:0;outline:none;-webkit-appearance:none;-moz-appearance:none;-o-appearance:none;-ms-appearance:none;appearance:none}[type=search]::-webkit-search-cancel-button,[type=search]::-webkit-search-decoration{-webkit-appearance:none}address{font-style:normal}*,*:before,*:after{-moz-box-sizing:border-box;-webkit-box-sizing:border-box;box-sizing:border-box}*:before,*:after{font-weight:normal;font-style:normal;-webkit-font-smoothing:antialiased}*:focus{outline:none}a{margin:0;padding:0;font-size:100%;vertical-align:baseline;background:rgba(0,0,0,0);text-decoration:none}button{background-color:rgba(0,0,0,0);border:none;cursor:pointer;outline:none;padding:0;appearance:none}img{height:auto;max-width:100%;vertical-align:bottom}picture{display:block;max-width:100%}ol,ul{list-style:none}html,body{min-height:100vh;width:100%;max-width:730px;min-width:320px;margin:0 auto}body{font:14px/1.5 PingFangSC-Regular,PingFang SC,"Microsoft YaHei","微软雅黑",simsun,tahoma,sans-serif;color:#2b3033;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:#fff;overflow-wrap:break-word;box-shadow:0 2px 2px rgba(0,0,0,.3);display:flex;flex-direction:column}