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