.b4 {
	border: 1px solid #6699CC;
}
.b4gris {
	border: 1px solid #999999;
}
.soloabao {
	border-top-width: 1px;
	border-right-width: 1px;
	border-bottom-width: 1px;
	border-left-width: 1px;
	border-bottom-style: solid;
	border-top-color: #6699CC;
	border-right-color: #6699CC;
	border-bottom-color: #6699CC;
	border-left-color: #6699CC;
}
.izbajo {
	border-top-width: 1px;
	border-right-width: 1px;
	border-bottom-width: 1px;
	border-left-width: 1px;
	border-bottom-style: solid;
	border-left-style: solid;
	border-top-color: #6699CC;
	border-right-color: #6699CC;
	border-bottom-color: #6699CC;
	border-left-color: #6699CC;
}
.rayada {
	border: 1px dashed #6699CC;
}