Change the page's background color to the reseda or night mode and you can click a block to make it changing color.
Change a webpage's background color to reseda or night mode to protect your eyes from intensity of white or other lightness color.
You can custom the setting of which webpage element's background image and font color by yourself.
You can right click to change some block's color, and you can disabled or enabled the function by context menu.
You can custom the BG color and the font color by yourself.
You can disable the extension in all the webpages of one site.