Clean up docs

Author: ai

README.md

@@ -12,11 +12,11 @@ CSS solution for light/dark/auto theme switcher for websites.
   by subset/sunrise (all operating systems now have theme switching schedule).
 
 [PostCSS] plugin to make switcher to force dark or light theme by copying styles
-from media query or [light-dark()] to special class.
+from media query or [`light-dark()`] to special class.
 
 [PostCSS]: https://github.com/postcss/postcss
 [FART]: https://css-tricks.com/flash-of-inaccurate-color-theme-fart/
-[light-dark()]: https://developer.mozilla.org/en-US/docs/Web/CSS/color_value/light-dark
+[`light-dark()`]: https://developer.mozilla.org/en-US/docs/Web/CSS/color_value/light-dark
 
 ```css
 /* Input CSS */