body {
  font-family: Arial, sans-serif;
  background: linear-gradient(135deg, #667eea, #764ba2);
  height: 100vh;
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.container {
  text-align: center;
  color: white;
}

.card {
  background: white;
  padding: 25px;
  border-radius: 12px;
  width: 420px;
  color: black;
  box-shadow: 0 10px 25px rgba(0,0,0,0.3);
}

input, button {
  margin: 10px 0;
}

button {
  padding: 10px 18px;
  background: #667eea;
  border: none;
  color: white;
  border-radius: 6px;
  cursor: pointer;
}

button:hover {
  background: #5a67d8;
}

.result {
  margin-top: 15px;
  font-size: 18px;
  font-weight: bold;
}

.images {
  display: flex;
  justify-content: space-between;
  margin-top: 15px;
}

.images img {
  width: 150px;
  border: 1px solid #ccc;
}

canvas {
  display: none;
}