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