body {
  font-family: Arial, sans-serif;
  background-color: #f4f7f6;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  margin: 0;
}

.container {
  background: white;
  padding: 20px;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
  text-align: center;
  max-width: 350px;
  width: 90%;
}

#video-wrapper {
  position: relative;
  width: 280px;
  height: 280px;
  margin: 0 auto;
  border-radius: 8px;
  overflow: hidden;
  background: #000;
}

#webcam {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

#overlay-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

button {
  background-color: #007bff;
  color: white;
  border: none;
  padding: 10px 20px;
  font-size: 16px;
  border-radius: 6px;
  cursor: pointer;
  margin-bottom: 15px;
}

.result-tag {
  font-size: 18px;
  font-weight: bold;
  padding: 10px;
  border-radius: 6px;
  margin-top: 10px;
}