Some operating systems are now offering a "dark mode". Generally, it is easier on some people's eyes. Please consider an option to switch to a dark mode for the workspace on the product Web pages. 

The Dark Mode option, might be just a Boolean switch. Or it might be interesting to be able to set the background color and text color for the main workspace on the Web page. For example, currently the "side bar" background and text color can be user modified.

Example MS Visual Studio in Dark Mode: