.qrcode {
  margin-top: 10px;
  margin-bottom: 25px;
  border-radius: 10px;
}
.qrcode img {
  border-radius: 10px;
}

.modal {
  display: none;
  position: fixed;
  z-index: 999;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  background-color: rgba(0,0,0,0.8);
}

.modal-content {
  margin: 10px auto;
  padding: 10px;
  position: relative;
  justify-items: center;
  align-items: center;
}

.close-button {
  color: whitesmoke;
  border-radius: 10px;
  text-align: center;  
  cursor: pointer;
}

.close-button:hover,
.close-button:focus {
  text-decoration: none;

}
.open-modal-button {
  position:fixed;
  top: 10px; 
  right:10px;
  color: whitesmoke;
  background-color: rgba(0, 0, 0, 0.35);;
  border: 2px solid white;
  border-radius: 15px;
  padding: 10px 10px 10px 10px;
  cursor: pointer;
}
a {
  text-decoration: none;
}
a:hover, a:visited {
  text-decoration: none;
}