AI CSS Animations

Search Icon Hover

The magnifier grows a little, catches a glint on its lens and circles in a small loop as if it were scanning the page. The loop is an offset rotate that keeps the handle pointing the same way.

Also known as: magnifying glass animation css, search icon animation, magnifier hover effect.

HTML

<button class="hfx-search-icon-scan" aria-label="Search"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><circle cx="11" cy="11" r="7"/><path d="m20 20-3.9-3.9"/><path class="hfx-search-icon-scan-glint" d="M8 9a3.5 3.5 0 0 1 2.6-2.2"/></svg></button>

CSS

.hfx-search-icon-scan {
  --c: var(--hfx-color, #3b82f6);
  font-size: var(--hfx-size, 16px);
  position: relative;
  display: grid;
  place-items: center;
  width: 3.5em;
  height: 3.5em;
  padding: 0;
  border: 0;
  border-radius: 50%;
  cursor: pointer;
  background: color-mix(in srgb, var(--c) 12%, transparent);
  color: var(--c);
  transition: background-color 0.25s ease;}
.hfx-search-icon-scan svg {
  width: 1.6em;
  height: 1.6em;
  transition: scale 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.hfx-search-icon-scan-glint {
  opacity: 0;
  transition: opacity 0.25s ease;
}
.hfx-search-icon-scan:is(:hover, :focus-visible) { background: color-mix(in srgb, var(--c) 20%, transparent); }
.hfx-search-icon-scan:is(:hover, :focus-visible) svg {
  scale: 1.12;
  animation: hfx-search-icon-scan-loop 1.4s linear infinite;
}
.hfx-search-icon-scan:is(:hover, :focus-visible) .hfx-search-icon-scan-glint { opacity: 1; }
/* a circle that passes through the rest position, so it starts without a jump */
@keyframes hfx-search-icon-scan-loop {
  from { transform: translateX(-0.14em) rotate(0turn) translateX(0.14em) rotate(0turn); }
  to   { transform: translateX(-0.14em) rotate(1turn) translateX(0.14em) rotate(-1turn); }
}

@media (prefers-reduced-motion: reduce) {
  .hfx-search-icon-scan, .hfx-search-icon-scan *, .hfx-search-icon-scan::before, .hfx-search-icon-scan::after, .hfx-search-icon-scan *::before, .hfx-search-icon-scan *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

Customizing this snippet

  • Color: set --hfx-color on the element or a parent. Currently previewing #3b82f6.
  • Base size: set --hfx-size. Every other dimension is in em, so the whole thing scales together. Currently previewing 16px.
  • Speed: change the duration on the transition or animation shorthand. Staggered delays are relative, so they keep their rhythm.
  • Reduced motion: the rule at the end of the CSS turns the motion off for people who asked their OS for less of it. Keep it.

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