body {
  font-family: Arial, sans-serif;
  background-color: #e1e1da;
  color: #333333;
  padding: 20px;
}

.highlight {
  background-color: #fffacd;
  padding: 6px 8px;
  border-radius: 4px;
  font-weight: bold;
}

#bstImage {
  max-width: 500px;
  height: auto;
  border: 2px solid #cccccc;
  margin: 12px 0;
  box-shadow: 2px 2px 6px rgba(0, 0, 0, 0.1);
}