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 display block font-weight normal transform transition padding 20px cursor default box-sizing content-box width 160px position static margin 0px background font-size 16px border-radius border 0px rgba(0,0,0,1) solid float none text-shadow 1px 1px 1px rgba(0,0,0,0.2) height auto