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