Element block pseudo-element :before generated with border 0px rgba(0,0,0,0) none outline none box-shadow 1px 1px 4px rgba(0,0,0,0.3) cursor default margin 0px box-sizing content-box opacity 1 display block height auto font-weight bold transform line-height 1 overflow visible status text-shadow border-radius float none background transition z-index auto position static width auto font-size 16px padding 12px