查看“︁MediaWiki:Gadget-SelectionCounter.css”︁的源代码

.mw-selection-counter {
  position: fixed;
  bottom: 24px;
  right: 24px;
  padding: 6px 10px;
  font-size: 12px;
  border-radius: 4px;
  background: var(--color-surface-0, rgba(255, 255, 255, 0.85));
  border: 1px solid var(--border-color-base, #aaa);
  color: var(--color-base, #333);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(4px);
  z-index: 9999;
}

.skin-theme-clientpref-night .mw-selection-counter {
  background: rgba(30, 30, 30, 0.85);
  border-color: #555;
  color: #eee;
}

@media (max-width: 768px) {
  .mw-selection-counter {
    right: 16px;
    bottom: 16px;
  }
}