.agenda-scroll > div > div:first-child,
.agenda-scroll > div > div[style*="justify-content: flex-end"] {
  position: sticky;
  left: 0;
  z-index: 4;
  background: var(--card);
  box-shadow: 1px 0 0 var(--border);
}

.agenda-scroll > div > div:first-child {
  z-index: 5;
}