.element-a-animer-gauche {
    opacity: 0;
    transform: translateX(50px);
    transition: all 1s ease;
}

.element-a-animer-droite {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 1s ease;
}

.element-a-animer-haut {
    opacity: 0;
    transform: translateY(50px);
    transition: all 1s ease;
}

.element-visible {
    opacity: 1;
    transform: translateX(0);
}

.contact-info {
    transition: all 1s ease;
}

.contact-info.element-a-animer-droite {
    opacity: 0;
    transform: translateX(50px);
}

.contact-info.element-visible {
    opacity: 1;
    transform: translateX(0);
}