.u-section-1 {
  background-position: 50% 50%;
  background-repeat: no-repeat;
  background-image: url("images/81.jpg");
  background-size: cover;
}

.u-section-1 .u-sheet-1 {
  min-height: 681px;
}

@media (max-width: 1199px) {
  .u-section-1 .u-sheet-1 {
    min-height: 562px;
  }
}

@media (max-width: 991px) {
  .u-section-1 .u-sheet-1 {
    min-height: 430px;
  }
}

@media (max-width: 767px) {
  .u-section-1 .u-sheet-1 {
    min-height: 323px;
  }
}

@media (max-width: 575px) {
  .u-section-1 .u-sheet-1 {
    min-height: 203px;
  }
}