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