Your Folder structure follows community standards! It's recommended that you group everything related together, so that means putting your css file into a folder called css, and also putting all your images in a folder called images, here's an example: http://prnt.sc/ekir5r
Just make sure you remember to change the file path for the css file as well as the image path in all the image elements to reflect any changes you make with the folder structure.
Your Folder structure follows community standards! It's recommended that you group everything related together, so that means putting your css file into a folder called css, and also putting all your images in a folder called images, here's an example: http://prnt.sc/ekir5r Just make sure you remember to change the file path for the css file as well as the image path in all the image elements to reflect any changes you make with the folder structure.