html,body,div,span,iframe,h1,h2,h3,h4,h5,h6,p,blockquote,pre,a,address,big,cite,code,del,em,font,img,ins,small,strong,var,b,u,i,center,dl,dt,dd,ol,ul,li,fieldset,form,label,legend
	{
	margin: 0;
	padding: 0
}

ol,ul {
	list-style: none
}

:focus {
	outline: 0
}

a img {
	border: 0
}

img {
	vertical-align: middle
}

table {
	empty-cells: show
}

ins {
	text-decoration: none
}

del {
	text-decoration: line-through
}

em {
	font-style: normal
}

button::-moz-focus-inner,input[type=reset]::-moz-focus-inner,input[type=button]::-moz-focus-inner,input[type=submit]::-moz-focus-inner,input[type=file]>input[type=button]::-moz-focus-inner
	{
	border: 0;
	padding: 0
}

页面兼容必加css