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