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

body {
  background-color: black;
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  align-items: center;
}

.div-logo {
  padding: 1em;
}

.logo {
  width: 100%;
  max-width: 800px;
}