Element block pseudo-element :after generated with font-size 16px z-index auto width 160px position static box-shadow 1px 1px 1px rgba(0,0,0,0.3) float none background padding 20px margin 0px text-shadow 1px 1px 1px rgba(0,0,0,0.2) border 0px rgba(0,0,0,1) solid transition cursor default line-height 1 font-weight normal overflow hidden transform box-sizing content-box height auto border-radius display block