src/labels/diffstat.scss

// diffstat
//
// Green/red blocks showing additions and deletions

.diffstat {
  font-size: $h6-size;
  font-weight: $font-weight-bold;
  color: var(--color-fg-muted);
  white-space: nowrap;
  cursor: default;
}

.diffstat-block-deleted,
.diffstat-block-added,
.diffstat-block-neutral {
  display: inline-block;
  width: $spacer-2;
  height: $spacer-2;
  // stylelint-disable-next-line primer/spacing
  margin-left: 1px;
  outline-offset: -1px; // Support Firefox custom colors
}

.diffstat-block-deleted {
  background-color: var(--color-danger-emphasis);
  outline: 1px solid var(--color-border-subtle); // Support Firefox custom colors
}

.diffstat-block-added {
  background-color: var(--color-diffstat-addition-bg);
  outline: 1px solid var(--color-border-subtle); // Support Firefox custom colors
}

.diffstat-block-neutral {
  background-color: var(--color-neutral-muted);
  outline: 1px solid var(--color-border-subtle); // Support Firefox custom colors
}