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