librex-extra/static/css/gruvbox.css

:root {
    --main-bg: #262622;
    --main-fg: #f2efd3;

    --result-link-fg: #8AB4F8;
    --result-fg: #a2a08e;

    --button-bg: #1b1b18;

    --special-result-border: rgba(0,0,0,.2);
    --special-text-background: #1b1b18;
    --special-text-color: #f2efd3;

    --search-container-text-color: #f2efd3;
    --search-container-background-color: #262622;
    --search-container-background-border: #3C4043;

    --search-form-background-color: #151613;

    --border: rgba(0,0,0,.2);

    --footer-fg: #a2a08e;
    --footer-bg: #151613;

    color-scheme: dark;
}