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