code-craft-studio/src/components/BarcodeScanner.css

A comprehensive QR code and barcode scanning/generation library for React. Works with or without Capacitor. Supports 22+ QR data types and 14+ barcode formats (EAN, UPC, Code 128, etc.), with customizable designs, analytics, and React components. Provider

.barcode-scanner {
  background-color: #000;
  overflow: hidden;
}

.barcode-scanner-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1000;
  pointer-events: none;
}

/* Scanning frame */
.scanning-frame {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 250px;
  height: 250px;
  pointer-events: none;
}

.corner {
  position: absolute;
  width: 20px;
  height: 20px;
  border: 3px solid #00ff00;
}

.corner-tl {
  top: 0;
  left: 0;
  border-right: none;
  border-bottom: none;
}

.corner-tr {
  top: 0;
  right: 0;
  border-left: none;
  border-bottom: none;
}

.corner-bl {
  bottom: 0;
  left: 0;
  border-right: none;
  border-top: none;
}

.corner-br {
  bottom: 0;
  right: 0;
  border-left: none;
  border-top: none;
}

/* Control buttons */
.scanner-controls {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 15px;
  pointer-events: auto;
}

.torch-button,
.format-selector-toggle {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  border: 2px solid #fff;
  background-color: rgba(0, 0, 0, 0.5);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
}

.torch-button:hover,
.format-selector-toggle:hover {
  background-color: rgba(255, 255, 255, 0.2);
}

.torch-button.enabled {
  background-color: #ffd700;
  color: #000;
}

/* Format selector */
.format-selector {
  position: relative;
}

.format-dropdown {
  position: absolute;
  bottom: 60px;
  left: 50%;
  transform: translateX(-50%);
  background-color: rgba(0, 0, 0, 0.9);
  border: 1px solid #fff;
  border-radius: 8px;
  padding: 10px;
  min-width: 200px;
  max-height: 300px;
  overflow-y: auto;
  display: none;
  pointer-events: auto;
}

.format-selector:hover .format-dropdown {
  display: block;
}

.format-group {
  margin-bottom: 15px;
}

.format-group:last-child {
  margin-bottom: 0;
}

.format-group-label {
  color: #00ff00;
  font-weight: bold;
  font-size: 12px;
  margin-bottom: 5px;
  text-transform: uppercase;
}

.format-option {
  display: flex;
  align-items: center;
  color: #fff;
  font-size: 12px;
  margin-bottom: 3px;
  cursor: pointer;
}

.format-option input[type="checkbox"] {
  margin-right: 8px;
}

/* Product info overlay */
.product-info-overlay {
  position: absolute;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  background-color: rgba(0, 0, 0, 0.8);
  border: 2px solid #00ff00;
  border-radius: 8px;
  padding: 15px;
  min-width: 250px;
  pointer-events: auto;
}

.product-info h3 {
  color: #fff;
  margin: 0 0 10px 0;
  font-size: 18px;
}

.product-info p {
  color: #ccc;
  margin: 5px 0;
  font-size: 14px;
}

.product-info .brand {
  color: #00ff00;
}

.product-info .price {
  color: #ffd700;
  font-size: 16px;
  font-weight: bold;
}

.product-info .barcode {
  font-family: monospace;
  font-size: 12px;
}

.product-info .format {
  font-size: 11px;
  text-transform: uppercase;
  opacity: 0.7;
}

/* Instructions */
.scanner-instructions {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, calc(-50% + 140px));
  color: #fff;
  font-size: 14px;
  text-align: center;
  background-color: rgba(0, 0, 0, 0.5);
  padding: 5px 15px;
  border-radius: 20px;
}

/* Responsive adjustments */
@media (max-width: 480px) {
  .scanning-frame {
    width: 200px;
    height: 200px;
  }
  
  .torch-button,
  .format-selector-toggle {
    width: 40px;
    height: 40px;
  }
  
  .scanner-instructions {
    font-size: 12px;
  }
}

/* Animation for scanning effect */
@keyframes scan-line {
  0% {
    top: 0;
  }
  100% {
    top: 100%;
  }
}

.scanning-frame::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, #00ff00, transparent);
  animation: scan-line 2s linear infinite;
}