This browser extension helps make twitter timelines more readable by muting bright colors and moving the content to the left.
Use the chrome extension from the Google webstore: https://chrome.google.com/webstore/detail/readable-twitter/lckhhllpfhfhkoclilbgcoinfkgbledh
- Install GreaseMonkey first
- Click this link: https://github.com/rajbot/readable_twitter/raw/master/greasemonkey_script/readable_twitter.user.js
- Click on the 'Install' button when it pops up