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