html, body
{ 
  height: 100%;
  margin: 0;
  padding: 0;
}

div {
  display: flex;
  justify-content: center;
}

img {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  margin: auto;
  display: block;
}

.contact {
  position: absolute;
  top: 50;
  left: 0;
  right: 0;
  margin: auto;
  text-align: center;
  display: block;
  color: #000000;
}