table.o1 {
	margin-left:auto; margin-right:auto; display:block; 
	border-width: 2px;
	border-spacing: 0px ;
	border-style: solid;
	border-color: gray;
	border-collapse: collapse;
	background-color: white;
	width: 96%;
}
table.o1 th {
	border-width: 1px;
	padding: 4px;
	border-style: inset;
	border-color: gray;
	background-color: #e8ffff;
	text-align: center;
}
table.o1 td {
	border-width: 1px;
	padding: 4px;
	border-style: inset;
	border-color: gray;
	background-color: white;
}
table.o2 {
	border-width: 1px;
	border-spacing: 0px ;
	border-style: solid;
	border-color: gray;
	border-collapse: collapse;
	background-color: white;
	width: 98%;
}
table.o2 th {
	border-width: 2px;
	padding: 4px;
	border-style: inset;
	border-color: gray;
	background-color: #e8ffff;
	text-align: center;
}
table.o2 td {
	border-width: 1px;
	padding: 4px;
	border-style: inset;
	border-color: gray;
	background-color: white;
}
table.o3 {
	border-width: 1px;
	border-spacing: 0px ;
	border-style: solid;
	border-color: gray;
	border-collapse: collapse;
	background-color: white;
	width: 98%;
}
table.o3 th {
	border-width: 2px;
	padding: 4px;
	border-style: inset;
	border-color: gray;
	background-color: #e8ffff;
	text-align: center;
}
table.o3 td {
	border-width: 0px;
	padding: 4px;
	border-style: none;
	border-color: gray;
	background-color: white;
}

table.o4 {border:1px solid black; padding: 0px;}
table.o4 th {border:0px solid black; padding: 0px; background-color: #e8e8e8;}
table.o4 td {border:0px solid black; padding: 1px;}