#mtt-container {
  max-width: 700px;
  margin: auto;
  font-family: Arial, sans-serif;
  padding: 1em;
  background: #fff8f0;
  border: 1px solid #ccc;
  border-radius: 10px;
}
#mtt-container h2 { color: #ff6600; }
#mtt-questions-container div {
  margin-bottom: 20px;
}
#mtt-questions-container label {
  display: block;
  padding-left: 1em;
}
.mtt-source {
  margin-top: 2em;
  font-size: 0.9em;
  color: #666;
}