body {
  background: #fff;
  color: #000;
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
}

header {
  background: #000;
  color: #fff;
  padding: 1rem;
  text-align: center;
}

main {
  padding: 2rem;
}

form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 2rem;
}

button {
  background: #000;
  color: #fff;
  padding: 0.7rem;
  border: none;
  cursor: pointer;
}

#examples {
  border-top: 1px solid #ccc;
  padding-top: 1rem;
}

.example {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
}

.example img {
  width: 200px;
  border: 1px solid #000;
}