.demo{
	float:left;
	width:1000px;
	margin-bottom:30px;

}
.demo ul{
	float:left;
	width:1000px;
	margin:5px 0 0 4px;
	display:block;
}
.demo li{
	float:left;
	padding:0;
	margin:0;
	color:white;

}
.demo {
	float:left;
	color:white;

}
.demo a{
	float:left;
	padding:0;
	margin: 10px 10px 10px 10px;

	width:160px;
	height:120px;
}
.demo  a:hover{
	float:left;

	padding:0;
}
.demo p{
	float:left;

}
.box_left pre{
	float:left;
	width:630px;
}
.demo  a img{
	float:left;
	margin:9px 0 0 9px;
}