* {
  margin: 0px;
  padding: 0px;
  box-sizing: border-box;
}

body {
  padding: 25px;
  text-align: center;
}

.qr-text {
  padding: 10px 20px;
  width: 400px;
  border: 2px solid red;
  margin: 20px 0px;
  font-size: 20px;
}

.generate-qr-code-btn {
  padding: 10px 20px;
  font-size: 20px;
  font-weight: bold;
  color: yellow;
  border: none;
  cursor: pointer;
  background-color: #000;
}

.qr-container {
  display: flex;
  justify-content: center;
  margin-bottom: 30px;
}

.error-message-text {
  font-size: 30px;
  margin-bottom: 30px;
}