css3 - How can I make negative border radius with CSS ONLY? -

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• add outward curving border elements this: ◝◟___◞◜ 3 answers

i post thread, because need please. create negative border radius navigation links (like this): http://prntscr.com/9vi0b5

as can see, there normal border radius @ top, @ bottom, have negative border radius. on image above, 2 images used make effect, want css please. can edit when want, know?

thank you.

i not think possible.

but solution use :before , :after build effect.

something like

:before {   border-bottom-right-radius: 5px; }  :after {    border-bottom-right-radius: 5px; }