body {
  font-family: sans-serif;
  padding: 1em;
  background-color: #f9f9f9;
}
img {
  max-width: 100%;
  margin-top: 1em;
  border: 1px solid #ccc;
  border-radius: 8px;
}
.card-result {
  margin-top: 1em;
  white-space: pre-wrap;
  background: #fff;
  padding: 1em;
  border: 1px solid #ddd;
  border-radius: 5px;
}
.hidden {
  display: none;
}