html {
  width: 100%;
  height: 100%;
}

body {
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  display: table; 
}

div#intro {
  text-align: center;
  vertical-align: middle;
  display: table-cell;
}

h1 {
  display: none;
  
  
}

a img {
  border: none;
}

img {
  border: none;
}