.colimg7
{
	background-image: url(../images/calimg.jpg);
	width: 280px;
	height: 280px;
	background-size: cover;
}
.colimg8
{
	background-image: url(../images/barreiroimg.jpg);
	width: 280px;
	height: 280px;
	background-size: cover;
}
.colimg9
{
	background-image: url(../images/quintaimg.jpg);
	width: 280px;
	height: 280px;
	background-size: cover;
}