table {
	border:0px;
	border-spacing:0px;
	border-collapse:collapse;
	word-wrap:break-word;
	word-break:break-all;
}

/*超出指定宽度的文字自动裁剪*/
.overflow{
	overflow:hidden;
	white-space:nowrap;
	text-align:left;
	width:200px;
	border:0px;
}

/*禁止换行*/
.nobr{
	white-space:nowrap;
}