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