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