Making cool professional graphics for free

Now, there is a site which allows you to do any kind of still graphics you want to create, you can easily do it. it is very easy just like drag and drop. You can use it for creating you tube channel art, ebook covers, fb cover pages art etc. Just look at the following pic that i made in just 2 mins.I know it is not god but this kind of graphics take a lot of time in adobe Photoshop. Watch the following video about how i made it.