.modal-content {
  background-color: #fefefe;
  margin: auto;
  padding: 20px;
  border: 1px solid #888;
  width: 80%;
  max-width: 400px;
  border-radius: 8px;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
}
.showqr-form {
  padding: 20px;
}