/* reset */
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, font, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, i, center, dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, audio, canvas, details, figcaption,
figure, footer, header, hgroup, mark, menu, meter, nav,
output, progress, section, summary, time, video {
	margin: 0;
	padding: 0;
}
fieldset,img {
	border: 0;
}
address,caption,cite,code,dfn,em,th,var,optgroup {
	font-style: normal;
	font-weight: normal;
}
ins {
	text-decoration: none;
}
li {
	list-style: none;
}
table {
	font-size: inherit;
	font: 100%;
	border-collapse: collapse;
	border-spacing: 0;
}
caption,th {
	text-align: left;
}
h1,h2,h3,h4,h5,h6 {
	font-size: 100%;
}
q:before,q:after {
	content: '';
}
abbr,acronym {
	border: 0;
	font-variant: normal;
}
legend {
	color: #000;
}
input,button,textarea,select,optgroup,option {
	font-family: inherit;
	font-size: inherit;
	font-style: inherit;
	font-weight: inherit;
}
input,button,textarea,select {
	margin: 0;
	*font-size: 100%;
	line-height: 1.2;
}
a img,img {
	-ms-interpolation-mode: bicubic;
}
sub,sup {
	vertical-align: baseline;
}
article, aside, dialog, figure, footer, header, 
hgroup, nav, section, blockquote { 
        display: block;
}
/* common class */
.clearfix:after{content:".";display:block;height:0;clear:both;visibility:hidden;}
.clearfix{zoom:1;}