Element block pseudo-element :after generated with font-size 16px border-radius position static padding 20px display block overflow hidden background box-shadow 1px 1px 1px rgba(0,0,0,0.3) border 4px rgba(0,0,0,1) solid font-weight normal float none text-shadow 1px 1px 1px rgba(0,0,0,0.2) height auto z-index auto width 160px cursor default margin 0px box-sizing content-box line-height 1 transition transform