css.css

body {
  margin: 0 auto;
  font-family: monospace;
}

.myHref {
  color: white;
  background-color: #2c1f9e;
  text-decoration: none;
  outline: none;
  cursor: pointer;
  padding: 12px;
  border-radius: 6px;
  text-transform: uppercase;
}

.myHref:hover {
  background-color: #2c1f9e;
  color: white;
  outline: none;
  text-decoration: none;
}

.myHref:active {
  background-color: #3223b3;
  text-decoration: none;
  outline: none;
}

.scanBtn {
  padding-top: 30px;
  padding-bottom: 30px;
  text-align: center;
}

.barcode {
  margin: 10px auto;
  width: 320px;
  text-align: center;
  word-break: break-word;
  padding: 9px;
  min-height: 56px;
  background-color: #e6e6e6;
  display: flex;
  justify-content: center;
  align-items: center;
  border-radius: 6px;
}

.canvas {
  text-align: center;
}