html:is(.main-frame, .popout-window).dark-mode {
    filter: hue-rotate(180deg) invert(1) contrast(0.9);
}
html.nav-frame.dark-mode {
    filter: saturate(70%) brightness(95%);
}
html.blur {
    filter: blur(5px);
    pointer-events: none;
}
html:is(.main-frame, .popout-window).dark-mode.blur {
    filter: blur(5px) hue-rotate(180deg) invert(1) contrast(0.9);
}
html.nav-frame.dark-mode.blur {
    filter: blur(5px) saturate(70%) brightness(95%);
}