.js .js-section-scroll > div {
    transform: rotatey(180deg);
    transition: 1.5s;
    backface-visibility: hidden;
}
.js .js-section-scroll > div:nth-child(2) {
  transition-delay: .7s;
}
.js .js-section-scroll > div:nth-child(3) {
  transition-delay: 1.4s;
}

.js .js-section-scroll.ativo > div {
    transform: rotateY(0deg)!important;
}
  
.js .js-section-scroll2 {
    transform: rotatex(180deg);
    transition: 1s;
    backface-visibility: hidden;
}
  
.js .js-section-scroll2.ativo {
    transform: rotatex(0deg)!important;
}