Dark PDF (MS Edge) by sapondanaisriwan

/* ==UserStyle==
@name           Dark PDF (MS Edge)
@author         sapondanaisriwan <sapondanaisriwan@gmail.com> (https://github.com/sapondanaisriwan)
@description    If you want to submit a bug or request a feature please report via github issue. Since I receive so many emails, I can't reply to them all.
@namespace      https://userstyles.world/user/sapondanaisriwan
@homepageURL    https://github.com/sapondanaisriwan/Dark-PDF
@supportURL     https://github.com/sapondanaisriwan/Dark-PDF/issues
@version        1.0.1
@license        MIT
@preprocessor   stylus
@var select theme         "Theme" ["A", "B", "C"]
==/UserStyle== */
@-moz-document regexp(".*(\.pdf)$") {

    html, embed {
        mix-blend-mode: exclusion if theme=="A";
    }

    embed {
        mix-blend-mode: difference if theme=="B";
    }

    embed {
        mix-blend-mode: overlay if theme=="C";
    }
}