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