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