.image-background-01 {
height:850px;
position:relative;
background-image:url('images/triplex-neuf-laurentides_001.jpg');
background-repeat:no-repeat;
background-attachment:fixed;
background-position:center;
background-size:cover;
display:block;
z-index:4;
}

.image-background-02 {
height:900px;
position:relative;
background-image:url('images/triplex-neuf-laurentides_002.jpg');
background-repeat:no-repeat;
background-attachment:fixed;
background-position:center bottom;
background-size:cover;
display:block;
z-index:4;
}

.image-background-03 {
height:900px;
position:relative;
background-image:url('images/carte-routiere.jpg');
background-repeat:no-repeat;
background-attachment:fixed;
background-position:center bottom;
background-size:cover;
display:block;
z-index:4;
}

.image-background-04 {
background-image:url(images/section-projet_photo-droite.jpg);
background-repeat:no-repeat;
background-size:cover;
background-position:right center;
}








@media only screen and (max-width: 1800px) {



}



/* 1680 x 1050 */
@media only screen and (max-width: 1700px) {



}



/* 1600 x 900 */
@media only screen and (max-width: 1600px) {



}



/* 1536 x 864 */
@media only screen and (max-width: 1550px) {



}




/* 1440 x 900 */
@media only screen and (max-width: 1460px) {



}




/* 1366 x 768 & 1366 x 760 */
@media only screen and (max-width: 1390px) {



}




/* 1280 x 800 */
@media only screen and (max-width: 1300px) {


}





@media only screen and (max-width: 1200px) {


}




@media only screen and (max-width: 1100px) {

.image-background-01 {
height:650px;
background-attachment:scroll;
}

.image-background-02 {
height:650px;
background-attachment:scroll;
}

.image-background-03 {
height:650px;
background-attachment:scroll;
}

}





/* 1024 x 768 */
@media only screen and (max-width: 1050px) {



}




/* 960 x 600 */
@media only screen and (max-width: 980px) {

.image-background-01 {
height:600px;
}

.image-background-02 {
height:600px;
}

.image-background-03 {
height:600px;
}

}




@media only screen and (max-width: 900px) {

.image-background-01 {
height:575px;
}

.image-background-02 {
height:575px;
}

.image-background-03 {
height:575px;
}

}




/* 800 x 1280 & 768 x 1024 */
@media only screen and (max-width: 810px) { 

.image-background-01 {
height:550px;
}

.image-background-02 {
height:550px;
}

.image-background-03 {
height:550px;
}


}





@media only screen and (max-width: 700px) {

.image-background-01 {
height:600px;
}

.image-background-02 {
height:500px;
}

.image-background-03 {
height:500px;
}

}





/* 600 x 960 */
@media only screen and (max-width: 620px) {

.image-background-01 {
height:550px;
background-position:center top;	
}

.image-background-02 {
height:475px;
}

.image-background-03 {
background-position:center center;	
height:400px;
}

.image-background-04 {
background-image:url(images/section-projet_photo-droite_2.jpg);
background-repeat:no-repeat;
background-size:cover;
background-position:right center;
}

}




@media only screen and (max-width: 550px) {

.image-background-01 {
height:450px;
}

.image-background-02 {
height:450px;
}

.image-background-03 {
background-position:center center;	
height:350px;
}

}




/* 480 x 853 */
@media only screen and (max-width: 500px) {

.image-background-01 {
height:375px;
}

.image-background-02 {
height:430px;
}

.image-background-03 {
background-position:center center;		
height:290px;
}

}




/* 412 x 732 & 414 x 736 (iPhone) */
@media only screen and (max-width: 430px) {

.image-background-01 {
height:315px;
}

.image-background-02 {
height:400px;
}

.image-background-03 {
background-position:left center;		
height:230px;
}

}




/* 360 x 740 & 375 x 812 */
@media only screen and (max-width: 380px) {

.image-background-01 {
height:300px;
}

.image-background-02 {
height:375px;
}

.image-background-03 {
height:210px;
}

}




/* 320 x 568 */
@media only screen and (max-width: 330px) {

.image-background-01 {
height:250px;
}

.image-background-02 {
height:350px;
}

.image-background-03 {
height:195px;
}


}




@media only screen and (max-width: 300px) {

.image-background-01 {
height:230px;
}

.image-background-02 {
height:300px;
}

.image-background-03 {
height:180px;
}

}