do you love the dark theme, Does Firefox developer edition come with built-in? FYI, this beauty is only available for night and dev channels, but for stable and beta users, Mozilla lets you enable it using the Developer Edition theme launcher add-on. if you are using chrome, you won’t find a similar type of theme on the Web Store to install. Finally, here it is, a extension with name Dark developer edition almost dresses Chrome as DE dark.
Related: Get Microsoft Edge Dark Theme for Firefox Browser
To revert to the default theme, go to Chrome Settings > Appearance, click ‘Reset to Default Theme’, the changes will apply immediately without having to restart your browser.