Element block pseudo-element :after generated with font-weight normal border 0px rgba(0,0,0,1) solid float none cursor default line-height 1 text-shadow 1px 1px 1px rgba(0,0,0,0.2) width 500px box-shadow 1px 1px 1px rgba(0,0,0,0.3) background padding 20px height auto z-index auto border-radius display block transition font-size 16px transform overflow hidden margin 0px box-sizing border-box position static