.slide-1 {
    background-image:url('../img/gallery/trivac/IMG_3943.jpg');
}
.slide-2 {
    background-image:url('../img/gallery/trivac/IMG_2756.jpg');
}
.slide-3 {
    background-image:url('../img/gallery/trivac/IMG_3940.jpg');
}
.slide-4 {
    background-image:url('../img/gallery/trivac/IMG_1781.jpg');
}
.slide-5 {
    background-image:url('../img/gallery/trivac/IMG_1784.jpg');
}
.slide-6 {
    background-image:url('../img/gallery/trivac/VTS-HR1.jpg');
}
.slide-7 {
    background-image:url('../img/gallery/trivac/VTS-HR2.jpg');
}
.slide-8 {
    background-image:url('../img/gallery/trivac/IMG_2759.jpg');
}