.ui-dialog, .window_background, 
.wnd_border_b, .wnd_border_l, .wnd_border_r, .wnd_border_t,
.corner_tl, .corner_tr, .corner_bl, .corner_br {
    -webkit-filter: invert();
}

html {
    -webkit-filter: contrast(80%) saturate(0) brightness(39%) contrast(80%) brightness(69%);
}

.town_background {
    background: black;
}