html, body {
  margin: 0;
  padding: 0;
  background: #f2f2f2;
  font-family: exo, sans-serif;
}

h1 { font-size: 60px; }
h3 {
  font-size: 32px;
  font-weight: normal;
  text-transform: uppercase;
  letter-spacing: 4px;
}
h6 { font-size: 22px; }

.banner h1, .banner h3, .banner h6 {
  margin: 0;
  text-shadow: 2px 2px 6px #000;
  text-align: center;
}

.banner {
  color: white;
  background: url('tejo.jpg') center center/cover no-repeat;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}