a {
  color: red;
  font-family: helvetica;
  text-decoration: none;
  text-transform: uppercase;
}

a:hover {
  text-decoration: underline;
}

a:active {
  color: black;
}

a:visited {
  color: purple;
}

/* Non-Demo Styles */
body {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}