body {
  padding: 2rem;
  font-family: -apple-system, BlinkMacSystemFont, "Arial", sans-serif;
  background-color: #f7f7f7; /* added a light gray background */
}

h1 {
  font-size: 24px; /* increased font size */
  margin-top: 0;
  font-weight: bold; /* added bold font weight */
  color: #333; /* changed to a darker gray */
}

p {
  color: #666; /* changed to a darker gray */
  font-size: 18px; /* increased font size */
  margin-bottom: 10px;
  margin-top: 5px;
}

.card {
  max-width: 620px;
  margin: 0 auto;
  padding: 16px;
  border: 1px solid lightgray;
  border-radius: 16px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1); /* added a subtle box shadow */
}

.card p:last-child {
  margin-bottom: 0;
}