body {
  background-color: black;
  color: lavender;
  font-family: "Courier New", Courier, monospace;
  text-align: center;
  margin: 0;
}

marquee {
  color: violet;
  font-size: 24px;
  font-weight: bold;
  background-color: purple;
  padding: 0;
  margin: 0;
  border: none;
  display: block;
  font-family: "Courier New", Courier, monospace;
}

.content {
  margin-top: 20px;
}

.button {
  display: inline-block;
  padding: 10px 20px;
  margin: 10px;
  background-color: darkmagenta;
  color: white;
  font-weight: bold;
  border: 2px solid violet;
  cursor: pointer;
}

.button:hover {
  background-color: violet;
  color: black;
}

nav {
  margin: 10px 0;
  font-size: 18px;
  font-weight: bold;
}

nav a {
  color: lavender;
  text-decoration: none;
  margin: 0 10px;
}

nav a:hover {
  color: violet;
  text-decoration: underline;
}