deepseek-harness/packages/client/ui-primitives/src/ConnectionBanner.module.css

.banner {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 4px 12px;
  text-align: center;
  font-size: 12px;
  line-height: 18px;
  background: var(--dsw-alias-state-error-primary);
  color: var(--dsw-alias-label-primary-foreground);
}