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