.container {
  display: flex;
  align-items: center;
  height: 90vh;
  text-align: center;
  justify-content: center;
}

.container > div {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin: 25px;
}

.header {
  margin-bottom: 40px;
}

a {
  font-size: 30px;
  margin-bottom: 30px;
}

.rainbow {
  font-weight: bold;
  background: linear-gradient(
    90deg,
    red,
    orange,
    yellow,
    green,
    blue,
    indigo,
    violet
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

footer p {
  text-align: center;
}

p {
  color: white;
}

body {
  background-color: lightgrey;
}