Font substitute CSS for web pages

stylish-font-replacement.css

/*
 * Replace ugly Chinese bitmap fonts with system default sans-serif.
 * ATTENTION: this will intentionally change the appearance of web pages!
 * Most Chinese websites do not mean to use serif fonts, especially for these ugly ones.
 */
@font-face {
    font-family: "宋体";
    src: local("sans-serif");
}

@font-face {
    font-family: "SimSun";
    src: local("sans-serif");
}

@font-face {
    font-family: "新宋体";
    src: local("sans-serif");
}

@font-face {
    font-family: "NSimSun";
    src: local("sans-serif");
}

@font-face {
    font-family: "华文中宋";
    src: local("sans-serif");
}

@font-face {
    font-family: "STZhongsong";
    src: local("sans-serif");
}

/*
 * Replace ugly English (bitmap) monospace fonts.
 * This will change the appearance and even layout a little bit.
 */
@font-face {
    font-family: "Courier";
    src: local("monospace");
}
/* Courier New will be replaced below. */

@font-face {
    font-family: "Lucida Console";
    src: local("monospace");
}

@font-face {
    font-family: "Consolas";
    src: local("monospace");
}

/*
 * Replace some commercial/bad-rendering Chinese sans-serif fonts with system default.
 * This will change the appearance and even layout a little bit.
 */
@font-face {
    font-family: "微软雅黑";
    src: local("sans-serif");
}

@font-face {
    font-family: "Microsoft YaHei";
    src: local("sans-serif");
}

@font-face {
    font-family: "Microsoft JhengHei";
    src: local("sans-serif");
}

@font-face {
    font-family: "黑体";
    src: local("sans-serif");
}

@font-face {
    font-family: "SimHei";
    src: local("sans-serif");
}

@font-face {
    font-family: "华文细黑";
    src: local("sans-serif");
}

@font-face {
    font-family: "STXihei";
    src: local("sans-serif");
}

@font-face {
    font-family: "STHeiTi";
    src: local("sans-serif");
}

@font-face {
    font-family: "幼圆";
    src: local("sans-serif");
}

/*
 * Replace some commercial/bad-rendering English fonts with
 * open-source/freetype-friendly substitutions.
 * They have nearly the same metrics and style!
 */
@font-face {
    font-family: "Arial";
    src: local("Liberation Sans");
}

@font-face {
    font-family: "Times New Roman";
    src: local("Liberation Serif");
}

@font-face {
    font-family: "Courier New";
    src: local("Liberation Mono");
}

@font-face {
    font-family: "Tahoma";
    src: local("DejaVu Sans Condensed");
}

/* Verdana and DejaVu Sans look similar but have different spacing. */

/*
 * Try avoiding unnecessary rules.
 * The original version of the following fonts don't exist on my machine,
 * and the replacement is done by fontconfig. */

/*
@font-face {
    font-family: "Calibri";
    src: local("Carlito");
}

@font-face {
    font-family: "Cambria";
    src: local("Caladea");
}

@font-face {
    font-family: "Helvetica";
    src: local("TeX Gyre Heros");
}

@font-face {
    font-family: "Helvetica Neue";
    src: local("TeX Gyre Heros");
}
*/