body {
  font-family: 'Montserrat', sans-serif;
  margin: 0;
  padding: 0;
  color: #333;
  background: #fafafa;
}

.header {
  background-color: #fff;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid #eee;
  position: sticky;
  top: 0;
  z-index: 100;
}

.logo {
  font-size: 1.5rem;
  font-weight: bold;
  color: #6b4e16;
}

.nav a {
  margin-left: 1rem;
  text-decoration: none;
  color: #6b4e16;
  font-weight: bold;
}

.hero {
  background: url('https://source.unsplash.com/1600x600/?cafe') center/cover no-repeat;
  color: white;
  text-align: center;
  padding: 5rem 1rem;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: 0.5rem;
}

.hero p {
  font-size: 1.2rem;
}

.section {
  padding: 4rem 2rem;
  max-width: 800px;
  margin: auto;
  background-color: #fff;
  margin-top: 2rem;
  border-radius: 8px;
  box-shadow: 0 0 10px rgba(0,0,0,0.05);
}

.menu-list {
  list-style: none;
  padding-left: 0;
}

.menu-list li {
  margin: 0.5rem 0;
  font-size: 1.1rem;
}

.footer {
  text-align: center;
  padding: 2rem;
  background-color: #eee;
  font-size: 0.9rem;
}

@media (max-width: 600px) {
  .hero h1 {
    font-size: 2rem;
  }
  .nav a {
    display: block;
    margin: 0.5rem 0;
  }
}

.custom-box {
  background-color: #f0f0f0; /* 薄い灰色 */
  padding: 1.5rem;
  border-radius: 8px;
  border: 1px solid #ddd;
  margin: 1rem 0;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
  line-height: 1.6;
}

.logo {
  font-size: 1.5rem;
  font-weight: bold;
  color: #6b4e16;
  text-decoration: none;  /* 下線を非表示に */
}

.nav a {
  margin-left: 1rem;
  text-decoration: none;  /* 下線を非表示に */
  color: #6b4e16;
  font-weight: bold;
}