CSS Tip

A Fancy Hover Effect For Your Avatar

Add a nice "Pop out" hover effect to your avatar using a minimalist code

A pop out hover effect to image

img {
  --s: 280px; /* image size */
  --b: 5px; /* border thickness */
  --c: #C02942; /* border color */
  --f: 1; /* initial scale */
  
  width: var(--s);
  aspect-ratio: 1;
  padding-top: calc(var(--s)/5);
  border-radius: 0 0 999px 999px;
  --_g: 50%/calc(100%/var(--f)) 100% no-repeat content-box;
  --_o: calc((1/var(--f) - 1)*var(--s)/2 - var(--b));
  outline: var(--b) solid var(--c);
  outline-offset: var(--_o);
  background: 
    radial-gradient(
      circle closest-side,
      #ECD078 calc(99% - var(--b)),var(--c) calc(100% - var(--b)) 99%,#0000
     ) var(--_g);
  mask:
    linear-gradient(#000 0 0) no-repeat
     50% calc(1px - var(--_o)) / calc(100%/var(--f) - 2*var(--b) - 2px) 50%,
    radial-gradient(circle closest-side,#000 99%,#0000) var(--_g);
  transform: scale(var(--f));
  transition: .5s;
}
img:hover {
  --f: 1.35; /* hover scale */
}

See the Pen Fancy hover effect on avatar by Temani Afif (@t_afif) on CodePen.

More detail: css-tricks.com/a-fancy-hover-effect-for-your-avatar/

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