.u-section-1 {
  background-position: 50% 50%;
  background-repeat: no-repeat;
  background-image: url("images/primapagina.jpg");
  background-size: cover;
}

.u-section-1 .u-sheet-1 {
  min-height: 602px;
}

@media (max-width: 1199px) {
  .u-section-1 .u-sheet-1 {
    min-height: 496px;
  }
}

@media (max-width: 991px) {
  .u-section-1 .u-sheet-1 {
    min-height: 380px;
  }
}

@media (max-width: 767px) {
  .u-section-1 .u-sheet-1 {
    min-height: 285px;
  }
}

@media (max-width: 575px) {
  .u-section-1 .u-sheet-1 {
    min-height: 179px;
  }
} .u-section-2 {
  background-position: 50% 50%;
  background-repeat: no-repeat;
  background-image: url("images/2-01.jpg");
  background-size: cover;
}

.u-section-2 .u-sheet-1 {
  min-height: 700px;
}

@media (max-width: 1199px) {
  .u-section-2 .u-sheet-1 {
    min-height: 400px;
  }
}