/*SPINNER PARA PANTALLA LOADING*/
/* (A) FULL SCREEN WRAPPER */
#spinner {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 9999;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.7);
    transition: opacity 0.2s;
}

/* (B) CENTER LOADING SPINNER */
#spinner img {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%);
}

/* (C) SHOW & HIDE */
#spinner {
    visibility: hidden;
    opacity: 0;
}

#spinner.show {
    visibility: visible;
    opacity: 1;
}

#New_GifSpinner {
    width: 80px;
    height: 80px;
}