.w4-mx-summary { margin:16px 0; padding:14px 16px; border-radius:8px; font-size:14px; }
.w4-mx-summary.ok { background:#DCFCE7; color:#15803D; border-left:4px solid #15803D; }
.w4-mx-summary.warn { background:#FEF3C7; color:#92400E; border-left:4px solid #D97706; }
.w4-mx-summary.crit { background:#FEE2E2; color:#991B1B; border-left:4px solid #B91C1C; }