*{padding:0;margin:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
*,::before{padding:0;margin:0;box-sizing:border-box}
a,abbr,acronym,address,applet,b,big,blockquote,body,caption,center,cite,code,dd,del,dfn,div,dl,dt,em,fieldset,font,form,h1,h2,h3,h4,h5,h6,html,i,iframe,img,input,ins,kbd,label,legend,li,object,ol,p,pre,q,s,samp,small,span,strike,strong,sub,sup,table,tbody,td,tfoot,th,thead,tr,tt,u,ul,var{margin:0;padding:0;border:0;outline:0;font-size:100%;vertical-align:baseline;background:0 0;-webkit-background-origin:content-box;background-origin:content-box}
footer,header,nav,section{display:block;margin:0;padding:0}
ol,ul{list-style:none}
blockquote,q{quotes:none}
:focus{outline:0}
ins{text-decoration:none}
del{text-decoration:line-through}
table{border-collapse:collapse;border-spacing:0}
img{border:0;font-size:0}
a{text-decoration:none}
.cf:after,.cf:before{content:"";display:table}
.cf:after{clear:both}
body{font-family:"Microsoft YaHei","PingFang SC",sans-serif,"Helvetica Neue",Helvetica,"Hiragino Sans GB",Arial}