body {
    font-family: Arial, sans-serif;
    background: #f5f7fa;
    text-align: center;
    padding-top: 100px;
}

h1 {
    color: #333;
    margin-bottom: 40px;
}

.buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.btn {
    text-decoration: none;
    background-color: #0078d7;
    color: white;
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 18px;
    transition: background 0.3s, transform 0.2s;
}

.btn:hover {
    background-color: #005fa3;
    transform: translateY(-3px);
}

.rainbow-link {
  font-weight: bold;
  font-size: 24px;
  background: linear-gradient(90deg, red, orange, yellow, green, blue, indigo, violet);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
  animation: rainbow 3s linear infinite;
  text-decoration: none;
}

@keyframes rainbow {
  0% { background-position: 0% }
  100% { background-position: 100% }
}