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

.expand {
  width: 100vw;
  height: 100vh;
}

#shade {
  background-color: rgba(1,1,1,0.7);
}

#centered-content {
  display: flex;
  justify-content: center;
  align-items: center;

  text-align: center;
}

#content {
  color: white;
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  text-shadow: 0 0 0.5em #FFF, 0 0 1em #0000;
}

h1, h2 {
  font-weight: bold;
}

h1 {
  font-size: 3em;
  margin-bottom: 0.25em;
}

h2 {
  font-size: 2em;
  margin-bottom: 3em;
  font-style: italic;
}

h3 {
  font-weight: bold;
  font-size: 1.25em;
  margin-bottom: 1em;
}

a {
  color: white;
  text-decoration: none;
}

#button {
  font-size: 1em;
  padding: 0.5em;
  background-color: #0084ff;
  border-radius: 4px  ;
}