body {
  font-family: 'Sarabun', sans-serif;
  text-align: center;
  background: #FDF5F3;
  margin: 0;
  padding: 0;
}

.header {
  margin: 20px 0;
}

.logo {
  width: 100px;
  margin-bottom: 10px;
}

h1 {
  color: #7B2D26;
  margin: 5px 0;
}

h2 {
  color: #B23A48;
  margin: 5px 0;
}

#currentDate {
  color: #555;
  margin: 10px 0;
}

.container {
  margin: 20px;
}

.card {
  border: 2px solid #B23A48;
  border-radius: 12px;
  padding: 20px;
  margin: 20px auto;
  max-width: 300px;
  background: #fff;
  box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

button {
  background: linear-gradient(135deg, #7B2D26, #B23A48);
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 8px;
  cursor: pointer;
  margin-bottom: 15px;
}

button:disabled {
  background: #ccc;
  cursor: not-allowed;
}

.numbers p {
  font-size: 1.2em;
  margin: 8px 0;
  color: #333;
}

.highlight {
  margin: 10px auto;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: #FDF5F3;
  border: 2px solid #7B2D26;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5em;
  font-weight: bold;
  color: #7B2D26;
}

.note {
  font-size: 0.9em;
  color: #444;
  margin-top: 10px;
}

.disclaimer {
  font-size: 0.8em;
  color: #666;
  padding: 10px;
  margin: 20px;
  border-top: 1px solid #ccc;
}