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