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