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