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