body,ol,ul,h1,h2,h3,h4,h5,h6,div,th,td,dl,dd,form,fieldset,legend,input,textarea,select{ margin:0px; padding:0px; box-sizing: content-box;}
body{font:14px/20px "Helvetica Neue", Helvetica, STHeiTi, sans-serif, arial;-webkit-text-size-adjust:100%; background:#f0f2f5; color:#000;max-width:640px;margin: 0 auto;}
article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
nav,
section,
summary {
  display: block;
  margin:0px; padding:0px; box-sizing: content-box;
}
h1,h2,h3,h4,h5,h6,i,samp,strong,span,a,li{font-size:normal; font-weight:normal;}
address,cite,code,em,th,i{font-weight:normal; font-style: normal;} 
a{color:#00f;}
a:hover{text-decoration:none;}
li{list-style:none}
img{border:0;vertical-align:middle;}
table{border-collapse:collapse;border-spacing:0}
p{word-wrap:break-word;}
textarea{resize:none;}
fieldset {border: none;}
label,a,button,input,textarea{
	-webkit-tap-highlight-color: rgba(0,0,0,0);
}