body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image: url('../images/bg.png');
    background-size: cover;
    background-position: center;
    z-index: -1;
    filter: blur(10px);
    transform: scale(1.05);
}

#qrcodeCanvas {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
}

#loadingScreen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    color: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    font-size: 1.5rem;
    font-weight: bold;
}

.spinner {
    border: 8px solid rgba(255, 255, 255, 0.1);
    border-top: 8px solid #fff;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: spin 1.5s linear infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}