article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
menu,
nav,
section,
summary{display:block;}
audio,
canvas,
video{display:inline-block;*display:inline;*zoom:1;}
audio:not([controls]){display:none;height:0;}
[hidden]{display:none;}
html{}
html,
button,
input,
select,
textarea{