.button-disabled {
    pointer-events: none;
    opacity: 0.6;
}
#loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.7);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
}