gitea/web_src/css/features/expander.css

text-expander .suggestions,
.tribute-container {
  position: absolute;
  max-height: min(300px, 95vh);
  max-width: min(500px, 95vw);
  overflow-x: hidden;
  overflow-y: auto;
  white-space: nowrap;
  background: var(--color-menu);
  box-shadow: 0 6px 18px var(--color-shadow);
  border-radius: var(--border-radius);
  border: 1px solid var(--color-secondary);
  z-index: 100; /* needs to be > 20 to be on top of dropzone's .dz-details */
}

text-expander {
  display: block;
  position: relative;
}

text-expander .suggestions {
  padding: 0;
  margin-top: 24px;
  list-style: none;
}

text-expander .suggestions li,
.tribute-item {
  display: flex;
  align-items: center;
  cursor: pointer;
  gap: 6px;
  font-weight: var(--font-weight-medium);
}

text-expander .suggestions li,
.tribute-container li {
  padding: 3px 6px;
}

text-expander .suggestions li + li,
.tribute-container li + li {
  border-top: 1px solid var(--color-secondary);
}

text-expander .suggestions li:first-child {
  border-radius: var(--border-radius) var(--border-radius) 0 0;
}

text-expander .suggestions li:last-child {
  border-radius: 0 0 var(--border-radius) var(--border-radius);
}

text-expander .suggestions li:only-child {
  border-radius: var(--border-radius);
}

text-expander .suggestions .fullname,
.tribute-container li .fullname {
  font-weight: var(--font-weight-normal);
  color: var(--color-text-light-1);
  overflow: hidden;
  text-overflow: ellipsis;
}

text-expander .suggestions li:hover,
text-expander .suggestions li:hover *,
text-expander .suggestions li[aria-selected="true"],
text-expander .suggestions li[aria-selected="true"] *,
.tribute-container li.highlight,
.tribute-container li.highlight * {
  background: var(--color-primary);
  color: var(--color-primary-contrast);
}

text-expander .suggestions img,
.tribute-item img {
  width: 21px;
  height: 21px;
  object-fit: contain;
  aspect-ratio: 1;
}

.tribute-container {
  display: block;
}

.tribute-container ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.tribute-container li.no-match {
  cursor: default;
}