.callout{position:relative}.callout.inset:before{background:linear-gradient(0deg,transparent 97.08%,rgba(0,0,0,.12)),transparent;content:"";height:100%;left:0;position:absolute;top:0;width:100%}.callout :last-child{margin-bottom:0}.callout.inset.drop-shadow{box-shadow:0 15px 20px rgba(0,0,0,.1)}