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