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