body {
    font-family: Arial, sans-serif;
    background-color: #f0f0f0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.container {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
    text-align: center;
}

#goButton {
    background-color: #4CAF50;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    margin-top: 20px;
}

#notice {
    border: 1px solid #ff69b4;
    padding: 10px;
    margin-top: 20px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  margin: 0;
  padding: 0;
  background: #f5f5f5;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
}

.container {
  width: 90%;
  max-width: 500px; /* PC 最大宽度 */
  background: #fff;
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
  text-align: center;
}

h1 {
  font-size: 1.5rem;
  margin-bottom: 20px;
}

#goButton {
  width: 100%;
  padding: 12px;
  font-size: 1rem;
  background: #007bff;
  color: #fff;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.3s;
}

#goButton:hover {
  background: #0056b3;
}

#notice {
  margin-top: 20px;
  font-size: 0.9rem;
  color: #666;
}

/* 针对小屏幕优化 */
@media (max-width: 480px) {
  h1 {
    font-size: 1.2rem;
  }
  #goButton {
    font-size: 0.9rem;
  }
}