body {
  font-family: sans-serif;
  padding: 20px;
}
.step {
  display: none;
  margin-bottom: 24px;
  background-color: #FFF9C4;
  padding: 16px;
  border-radius: 8px;
}
.step.active {
  display: block;
}
.step-title {
  font-size: 1.2em;
  font-weight: bold;
  margin-bottom: 8px;
}
button {
  margin-right: 10px;
  padding: 8px 16px;
  font-size: 1em;
  border: none;
  border-radius: 4px;
  background-color: #1976D2;
  color: white;
  cursor: pointer;
}