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