@media only screen and (max-width: 1920px) {
        body#body-login { background-image: url('https://w.wallhaven.cc/full/w8/wallhaven-w86yz7.png') !important;}
    }
    @media only screen and (min-width: 1921px) and (max-width: 2560px) {
        body#body-login { background-image: url('https://w.wallhaven.cc/full/2e/wallhaven-2eo65y.jpg') !important;}
    }
    @media only screen and (min-width: 2561px) {
        body#body-login { background-image: url('https://w.wallhaven.cc/full/4d/wallhaven-4doo6l.jpg') !important;}
    }