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