body {
	margin: 0;
	padding: 0;
	-moz-user-select: none;
	/*火狐*/
	-webkit-user-select: none;
	/*webkit浏览器*/
	-ms-user-select: none;
	/*IE10*/
	-khtml-user-select: none;
	/*早期浏览器*/
	user-select: none;
}

div,
dl,
dt,
dd,
ul,
ol,
li,
h1,
h2,
h3,
h4,
h5,
h6,
pre,
code,
form,
fieldset,
legend,
input,
button,
textarea,
p,
blockquote,
th,
td,
a {
	margin: 0;
	padding: 0;
	-webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}

.chengg {
	width: 100%;
	height: 1px;
	background: none;
}

fieldset,
img {
	border: 0;
}


/* remember to define focus styles! */

:focus {
	outline: 0;
}

address,
caption,
cite,
code,
dfn,
em,
strong,
th,
var,
optgroup {
	font-style: normal;
	font-weight: normal;
	-webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}

abbr,
acronym {
	border: 0;
	font-variant: normal;
}

input,
button,
textarea,
select,
optgroup,
option {
	font-family: inherit;
	font-size: inherit;
	font-style: inherit;
	font-weight: inherit;
}

code,
kbd,
samp,
tt {
	font-size: 100%;
}


/*@purpose To enable resizing for IE */


/*@branch For IE6-Win, IE7-Win */

input,
button,
textarea,
select {
	*font-size: 100%;
	-webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}

ol,
ul,
li {
	list-style: none;
}


/* tables still need 'cellspacing="0"' in the markup */

table {
	border-collapse: collapse;
	border-spacing: 0;
}

caption,
th {
	text-align: left;
}

sup,
sub {
	font-size: 100%;
	vertical-align: baseline;
}


/* remember to highlight anchors and inserts somehow! */

a:link,
a:visited,
a:active {
	text-decoration: none;
	-webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}

blockquote,
q {
	quotes: none;
}

blockquote:before,
blockquote:after,
q:before,
q:after {
	content: '';
	content: none;
}

.fl {
	float: left;
}

.fr {
	float: right;
}

.wrap {
	width: 1200px;
	height: 100%;
	position: relative;
	margin: 0 auto;
	z-index: 12;
}

.clear {
	clear: both;
}