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