body{
	/* 以下CSS用于设置网页灰色调 */

/*
	-webkit-filter: grayscale(100%); webkit
	-moz-filter: grayscale(100%); firefox
	-ms-filter: grayscale(100%); ie9
	-o-filter: grayscale(100%); opera
	filter: grayscale(100%);
	filter: progid:DXImageTransform.Microsoft.BasicImage(grayscale=1);
	filter: gray; ie9-
*/
}

.toGray {
	filter: grayscale(100%);
}

.red{
	color: red !important;
}