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