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