header {
  position: relative;
  height: 100vh;
  background-image: url("/application/resources/images/tire_climb.jpg");
  background-attachment: scroll;
  background-size: cover;
  background-repeat: no-repeat;
  background-position: 30% center;
  -webkit-box-shadow: 0 0 8px 0 rgba(0, 0, 0, 0.4), 0 0 20px 0 rgba(0, 0, 0, 0.25);
          box-shadow: 0 0 8px 0 rgba(0, 0, 0, 0.4), 0 0 20px 0 rgba(0, 0, 0, 0.25);
}

header #header-title {
  position: absolute;
  top: 50%;
  left: 50%;
  -webkit-transform: translate(-50%, -50%);
          transform: translate(-50%, -50%);
  padding: 1.3em;
  background-color: rgba(0, 0, 0, 0.75);
  -webkit-box-shadow: 0 0 8px 0 rgba(0, 0, 0, 0.4), 0 0 20px 0 rgba(0, 0, 0, 0.25);
          box-shadow: 0 0 8px 0 rgba(0, 0, 0, 0.4), 0 0 20px 0 rgba(0, 0, 0, 0.25);
}

header #header-title h1 {
  text-align: center;
  font-size: 1.8em;
  text-transform: uppercase;
  color: white;
}

header #header-title img {
  display: block;
  width: 10em;
  margin: 0 auto 1.3em auto;
}