#slide1 {
	background-image: url(../images/trussroofing/IMG_0670.jpg); 
}
@media screen and (max-width: 450px) {
	#slide1 {
		background-image: url(../images/mobile/trussroofing/IMG_0670.jpg);
	}
}
#slide2 {
	background-image: url(../images/trussroofing/IMG_0847.jpg);
}
@media screen and (max-width: 450px) {
	#slide2 {
		background-image: url(../images/mobile/trussroofing/IMG_0847.jpg);
	}
}
#slide3 {
	background-image: url(../images/trussroofing/IMG_6505.JPG);
}
@media screen and (max-width: 450px) {
	#slide3 {
		background-image: url(../images/mobile/trussroofing/IMG_6505.JPG);
	}
}
#slide4 {
	background-image: url(../images/trussroofing/IMG_6518.JPG);
}
@media screen and (max-width: 450px) {
	#slide4 {
		background-image: url(../images/mobile/trussroofing/IMG_6518.JPG);
	}
}