body {
  margin: 0;
  font-family: 'Segoe UI', Arial, sans-serif;
  background: linear-gradient(120deg, #f8fafc 0%, #e0e7ff 100%);
  min-height: 100vh;
}

.container {
  max-width: 400px;
  margin: 40px auto;
  background: #fff;
  border-radius: 18px;
  box-shadow: 0 4px 24px rgba(60, 60, 120, 0.12);
  padding: 32px 24px 24px 24px;
  text-align: center;
}

h1 {
  font-size: 2rem;
  margin-bottom: 32px;
  color: #3b3b5c;
  letter-spacing: 1px;
}

.button-group {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.button-group button {
  padding: 14px 32px;
  width: 100%;
  font-size: 1.1rem;
  font-weight: 500;
  border: none;
  border-radius: 10px;
  background: linear-gradient(90deg, #6366f1 0%, #60a5fa 100%);
  color: #fff;
  box-shadow: 0 2px 8px rgba(60, 60, 120, 0.08);
  cursor: pointer;
  transition: background 0.2s, transform 0.2s;
}

.button-group button:hover {
  background: linear-gradient(90deg, #818cf8 0%, #38bdf8 100%);
  transform: translateY(-2px) scale(1.04);
}

@media (max-width: 600px) {
  .container {
    max-width: 98vw;
    padding: 18px 6vw 18px 6vw;
  }
  h1 {
    font-size: 1.3rem;
    margin-bottom: 18px;
  }
  .button-group button {
    font-size: 1rem;
    padding: 12px 0;
  }
}