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