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