.pd-img-tel-1 {
    background-image: url(../img/produit/phone/phone_1.jpg)
}

.pd-img-tel-2 {
    background-image: url(../img/produit/phone/phone_2.jpg)
}

.pd-img-tel-3 {
    background-image: url(../img/produit/phone/phone_3.jpg)
}

.pd-img-tel-4 {
    background-image: url(../img/produit/phone/phone_4.jpg)
}