.d1 {
	width: auto;
	border-right-width: thick;
	border-left-width: medium;
	border-right-style: none;
	border-left-style: solid;
	border-left-color: #18747F;
	border-top-width: thick;
	border-bottom-width: thick;
	border-top-style: none;
	border-bottom-style: none;
}
.d2 {
	border-right-width: medium;
	border-right-style: solid;
	border-right-color: #18747F;
}
.d3 {
	border-right-width: medium;
	border-left-width: medium;
	border-right-style: solid;
	border-left-style: solid;
	border-right-color: #18747F;
	border-left-color: #18747F;
}
.d4 {
	border-right-width: medium;
	border-bottom-width: medium;
	border-left-width: medium;
	border-right-style: solid;
	border-bottom-style: solid;
	border-left-style: solid;
	border-right-color: #18747F;
	border-bottom-color: #18747F;
	border-left-color: #18747F;
}