html { 
  background: url(twocameras-noborder.jpg) no-repeat center center fixed; 
  -webkit-background-size: cover;
  -moz-background-size: cover;
  -o-background-size: cover;
  background-size: cover;
}

body {
  color: #ccc;
  font-family: Futura, Trebuchet MS, Arial, sans-serif;
  // min-height: 100vh;
  margin: 0;
}

body a {
  color: inherit;
}

h1 {
  font-size: 3rem;
  font-style: normal;
  font-variant: normal;
  font-weight: 700;
  line-height: 3rem;
}

.jumbotron {
  position: fixed;
  top: 20%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.credit {
  position: fixed;
  bottom: 0.5em;
  right: 0.5em;
  font-size: 75%;
  color: #999;
}