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