Go to your Google Drive
Make sure to be under "My Drive"
To create a new folder... Hit create- then hit folder
Rename your folder and hit create
To move a document into a folder.... Click and drag the document to the designated folder
To move a folder into a different folder.... Click and drag the folder into the designated folder
Right click on your folder for more options..
To change the color of the folder, go down to change color. Options of colors will come up and just choose the one you want
To rename your document or folder, right click and go under "rename"
Rename your folder/document and hit okay