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