if your bore with same design of popular sites like Facebook , Google , YouTube , Tumbler , Twitter , Reddit and many other sites then this post only for you. Yes you can change theme or design of these site in your browser's like Firefox , chrome and opera. Important this is free of cost you can install all the premium and awesome looking themes on your favourite sites.lets start restyling our favourite sites.

Follow the given instruction below!

Go to this site : https://addons.mozilla.org/en-US/firefox/addon/stylish/?src=search
Now click on Add to Firefox
After install restart firefox
Now go to this site http://userstyles.org/categories/site
Select site in which you want to install theme for example : facebook theme , youtube theme , google theme etc
Lets assume you clicked facebook theme. Now select theme by clicking "install with stylish" button thats it.you have installed the theme

Video Tutorial - How to change Popular sites Theme

Note : Hope you liked my this short tutorial if you still confuse you can comment below.Stay Tune for more updates and tutorials and if you think we did something wrong please guide us so we can provide you improved tutorials