Element block pseudo-element :after generated with z-index auto box-shadow 1px 1px 1px rgba(0,0,0,0.3) line-height 1 overflow hidden background padding 18px width 160px transition transform font-weight normal border 0px rgba(0,0,0,1) solid float none margin 0px position absolute display block box-sizing content-box cursor default border-radius font-size 16px text-shadow 1px 1px 1px rgba(0,0,0,0.2) height auto