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