* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  height: 100%;
}

body {
  background: url('img/marita-kavelashvili-ugnrXk1129g-unsplash.jpg') no-repeat center center fixed;
  background-size: cover;
  font-family: sans-serif;
  display: flex;
  align-items: center;
  justify-content: center;
}

.center h1 {
  color: #fff;
  font-size: 5rem;
  letter-spacing: 0.1em;
  text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.6);
}