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