.u-section-1 {
  background-image: url("images/backround1.jpg");
  background-position: 50% 50%;
}

.u-section-1 .u-sheet-1 {
  min-height: 608px;
}

@media (max-width: 1199px) {
   .u-section-1 {
    min-height: 260px;
  }

  .u-section-1 .u-sheet-1 {
    min-height: 501px;
  }
}

@media (max-width: 991px) {
   .u-section-1 {
    min-height: 183px;
  }

  .u-section-1 .u-sheet-1 {
    min-height: 384px;
  }
}

@media (max-width: 767px) {
   .u-section-1 {
    min-height: 120px;
  }

  .u-section-1 .u-sheet-1 {
    min-height: 288px;
  }
}

@media (max-width: 575px) {
   .u-section-1 {
    min-height: 50px;
  }

  .u-section-1 .u-sheet-1 {
    min-height: 181px;
  }
}