@media screen and (min-width: 768px) {
  header {
    position: relative;
    background-color: black;
    height: auto;
    min-height: 450px;
    width: 100%;
    overflow: hidden;
    z-index: 1;
    margin-top: -60px !important;
  }
}

@media screen and (min-width: 992px) {
  header {
    position: relative;
    background-color: black;
    height: auto;
    min-height: 900px;
    width: 100%;
    overflow: hidden;
    z-index: 1;
    margin-top: -60px !important;
  }
}

@media screen and (min-width: 1200px) {
  header {
    position: relative;
    background-color: black;
    height: auto;
    min-height: 900px;
    width: 100%;
    overflow: hidden;
    z-index: 1;
    margin-top: -60px !important;
  }
}

@media screen and (min-width: 1600px) {
  header {
    position: relative;
    background-color: black;
    height: auto;
    min-height: 1060px;
    width: 100%;
    overflow: hidden;
    z-index: 1;
    margin-top: -60px !important;
  }
}

header video {
  position: absolute;
  top: 50%;
  left: 50%;
  min-width: 100%;
  min-height: 100%;
  width: auto;
  height: auto;
  z-index: 0;
  -ms-transform: translateX(-50%) translateY(-50%);
  -moz-transform: translateX(-50%) translateY(-50%);
  -webkit-transform: translateX(-50%) translateY(-50%);
  transform: translateX(-50%) translateY(-50%);
}