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