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