Lesi sibonelo umsebenzi osheshayo wokukhombisa ukuthi okuzenzakalelayo, okumile nokugxilile kubha ye-navbar ephezulu kusebenza kanjani. Ihlanganisa i-CSS ne-HTML esabelayo, ngakho iphinde ivumelane nembobo yokubuka yakho kanye nedivayisi.
Ukuze ubone umehluko phakathi kwama-navbar aphezulu amile nagxilile, vele uskrole.