img {
	margin: 0px;
	padding: 0px;
	border-top-style: none;
	border-right-style: none;
	border-bottom-style: none;
	border-left-style: none;
}
body {
	margin-top: 0px;
	margin-right: 0px;
	margin-bottom: 0px;
	margin-left: 20px;
}
td {
	min-height: 28px;
}
.wech {
	visibility: hidden;
}