Some users get issue with 404 when uikit.min.css (two files) tries to fetch ../fonts/fontawesome-webfont.woff. Some users/browser try to fetch the file from site-root/fonts/fontawesome-webfont.woff and get 404.
I changed
.uk-button:hover{position:relative}@font-face{font-family:FontAwesome;src:url(../fonts/fontawesome-webfont.woff) format("woff");
to
.uk-button:hover{position:relative}@font-face{font-family:FontAwesome;/*src:url(../fonts/fontawesome-webfont.woff) format("woff");*/
to solve the issue but i guess that somewhere an icon might be missing if fontawesome isn't already loaded.
I changed
.uk-button:hover{position:relative}@font-face{font-family:FontAwesome;src:url(../fonts/fontawesome-webfont.woff) format("woff");
to
.uk-button:hover{position:relative}@font-face{font-family:FontAwesome;/*src:url(../fonts/fontawesome-webfont.woff) format("woff");*/
to solve the issue but i guess that somewhere an icon might be missing if fontawesome isn't already loaded.