* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Yu Gothic", "Hiragino Sans", sans-serif;
  background: #f4f6f9;
  color: #333;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

.container {
  width: 90%;
  max-width: 700px;
  background: #fff;
  padding: 50px 40px;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  text-align: center;
}

.icon {
  font-size: 64px;
  margin-bottom: 20px;
}

h1 {
  font-size: 2rem;
  color: #222;
  margin-bottom: 20px;
}

.message {
  font-size: 1rem;
  line-height: 1.8;
  color: #555;
  margin-bottom: 30px;
}

.schedule {
  display: inline-block;
  background: #e8f1ff;
  color: #0057b8;
  border: 1px solid #c9dcff;
  padding: 12px 24px;
  border-radius: 8px;
  font-weight: bold;
  margin-bottom: 20px;
}

.footer {
  font-size: 0.9rem;
  color: #888;
}

@media (max-width: 600px) {
  .container {
    padding: 40px 24px;
  }

  h1 {
    font-size: 1.6rem;
  }

  .message {
    font-size: 0.95rem;
  }
}