#header-bg {
  min-height: 500px !important;
  background-position: 0 bottom !important;
}
@media (min-width: 1600px) {
  #header-bg {
    min-height: 650px !important;
  }
}
@media (max-width: 1200px) {
  #header-bg {
    min-height: 500px !important;
    background-position: -100px 0 !important;
  }
}
@media (max-width: 991px) {
  #header-bg {
    background-position: -180px 0 !important;
  }
  #header-bg .navbar-collapse {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 20px;
    background-color: #323d4f;
  }
}
@media (max-width: 767px) {
  #header-bg {
    background-position: -20px 0 !important;
  }
}
@media (max-width: 575px) {
  #header-bg {
    background-position: -170px 0 !important;
  }
}