Projects.css

 .u-section-1 {
  background-image: linear-gradient(0deg, rgba(0,0,0,0.45), rgba(0,0,0,0.45)), url("images/robot1.jpg");
}

.u-section-1 .u-sheet-1 {
  min-height: 875px;
}

.u-section-1 .u-text-1 {
  font-weight: 700;
  font-size: 6rem;
  margin: 398px auto 0;
}

.u-section-1 .u-text-2 {
  width: 826px;
  margin: 0 auto 60px;
}

@media (max-width: 1199px) {
   .u-section-1 {
    background-position: 50% 50%;
  }

  .u-section-1 .u-sheet-1 {
    min-height: 721px;
  }
}

@media (max-width: 991px) {
  .u-section-1 .u-sheet-1 {
    min-height: 552px;
  }

  .u-section-1 .u-text-2 {
    width: 720px;
  }
}

@media (max-width: 767px) {
  .u-section-1 .u-sheet-1 {
    min-height: 414px;
  }

  .u-section-1 .u-text-1 {
    font-size: 3.75rem;
  }

  .u-section-1 .u-text-2 {
    width: 540px;
  }
}

@media (max-width: 575px) {
  .u-section-1 .u-sheet-1 {
    min-height: 261px;
  }

  .u-section-1 .u-text-1 {
    font-size: 3rem;
  }

  .u-section-1 .u-text-2 {
    width: 340px;
  }
}.u-section-2 .u-sheet-1 {
  min-height: 294px;
}

.u-section-2 .u-text-1 {
  text-transform: uppercase;
  margin: 67px auto 0;
}

.u-section-2 .u-text-2 {
  width: 680px;
  margin: 17px auto 0;
}

.u-section-2 .u-btn-1 {
  margin: 35px auto 60px;
}

@media (max-width: 767px) {
  .u-section-2 .u-text-2 {
    width: 540px;
  }
}

@media (max-width: 575px) {
  .u-section-2 .u-text-2 {
    width: 340px;
  }
}