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