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