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