Lost all my icons

Not sure what caused it, but all the icons in Anspress on my website are gone. Now all I get are tiny boxes.

https://www.dropbox.com/s/yqd4xy6nk0k0ydj/Screenshot%202017-12-10%2013.59.47.png?dl=0

I would upload the image, but every time I do that, then click on submit, nothing happens, just a spinning thingie on the button.