AI CSS Animations

Loading Text with Spinning O

The word Loading where the letter o is a small ring spinner sitting on the baseline. Sized in em, so it matches whatever font size the surrounding text uses.

Also known as: loading text with spinner letter, spinning o loader, loading word spinner.

Lading

HTML

<div class="ldr-spinning-o-text" role="status" aria-label="Loading">L<span aria-hidden="true"></span>ading</div>

CSS

.ldr-spinning-o-text {
  --s: var(--ldr-size, 48px);
  --c: var(--ldr-color, #3b82f6);
  font: 700 calc(var(--s) / 2) / 1 system-ui, sans-serif;
  letter-spacing: 0.01em;
  color: var(--c);
}
.ldr-spinning-o-text span {
  display: inline-block;
  width: 0.6em;
  height: 0.6em;
  margin: 0 0.05em 0 0.03em;
  box-sizing: border-box;
  border: 0.13em solid color-mix(in srgb, var(--ldr-color, #3b82f6) 25%, transparent);
  border-top-color: var(--c);
  border-right-color: var(--c);
  border-radius: 50%;
  animation: ldr-spinning-o-text-spin 0.8s cubic-bezier(0.5, 0.15, 0.5, 0.85) infinite;
}
@keyframes ldr-spinning-o-text-spin {
  to { transform: rotate(360deg); }
}

@media (prefers-reduced-motion: reduce) {
  .ldr-spinning-o-text, .ldr-spinning-o-text *, .ldr-spinning-o-text::before, .ldr-spinning-o-text::after, .ldr-spinning-o-text *::before, .ldr-spinning-o-text *::after {
    animation-duration: 3s;
  }
}

Tailwind CSS version

The same loader using only Tailwind's built-in animation utilities. No custom keyframes or config needed.

<div class="text-2xl font-bold text-blue-500" role="status" aria-label="Loading">L<span class="mx-[0.04em] inline-block h-[0.6em] w-[0.6em] animate-spin rounded-full border-[0.13em] border-blue-500/25 border-r-blue-500 border-t-blue-500" aria-hidden="true"></span>ading</div>

Customizing this loader

  • Color: set --ldr-color on the element or a parent. Currently previewing #3b82f6.
  • Size: set --ldr-size. Every dimension in the snippet is derived from it. Currently previewing 64px.
  • Speed: change the duration on the animation shorthand. Delays on the children are relative, so they keep their rhythm.
  • Accessibility: the root carries role="status" and an aria-label so screen readers announce the wait. The reduced-motion rule at the end slows the animation for users who asked for less motion.

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