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