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