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