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