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