Element block pseudo-element :after generated with border 0px rgba(0,0,0,1) solid transition transform position static font-size 16px box-sizing content-box float none height auto font-weight normal border-radius overflow hidden outline none cursor default text-shadow 1px 1px 1px rgba(0,0,0,0.2) display block opacity 1 padding 5px box-shadow 1px 1px 1px rgba(0,0,0,0.3) line-height 1 z-index auto background width 160px margin 0px