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