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