html,body,div,object,iframe,dl,dt,dd,ul,ol,li,h1,h2,h3,h4,h5,h6,p,blockquote,pre,fieldset,form,label,legend,button,input,textarea,table,caption,tbody,tfoot,thead,tr,th,td,a,abbr,address,acronym,cite,code,del,dfn,em,img,ins,kbd,q,span,samp,small,strike,strong,sub,sup,tt,var,b,u,i,center,section,article,aside,header,footer,nav,menu,hgroup,dialog,details,summary,figure,figcaption,canvas,embed,output,ruby,time,mark,audio,video {
 margin:0;
 padding:0;
 box-sizing: border-box;
 list-style: none;
}
body,div,i,span,table,tr,td, li{
	font-family: "Helvetica Neue",Helvetica,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","微软雅黑",Arial,sans-serif;
}