/*公共*/
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;
	font-size: 100%;
	font: inherit;
	/*vertical-align: baseline;*/
 font-family: arial,"Lantinghei SC","Microsoft Yahei";	
}


html{width:100%;
	 height:100%;
	-ms-text-size-adjust:none;
	-webkit-text-size-adjust:none;
	-moz-text-size-adjust:none;
	-o-text-size-adjust:none;
}
/*text-size-adjust不管屏幕怎么变文字大小不变*/

body{margin:0;
	 padding:0;
	 width:100%;
	 font-size:12px;
	 font-family: arial,"Lantinghei SC","Microsoft Yahei";	
	 
}

   
a:link,a:visited,a:hover{text-decoration:none; outline:none;}
/*所有超链接不要下划线*/


img {
	width:100%
}

@media only screen and (min-width: 640px) 

   {
   	
   	
/*公共*/
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 {

	font-size: 14px;

}