body {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  margin: 0;
  background-color: #222;
  color: #fff;
  font-family: Arial, sans-serif;
  text-align: center;
}
.container {
    font-size: 2em;
    padding: 20px;
    background: rgba(0, 0, 0, 0.7);
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
}
#copyright {
    text-align: center;
    padding: 80px;
}