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