Hover flip

Hover flip: a CSS card. Copy the rules, or the prompt that rebuilds it.

flip3dhovertwo-sidedlight

Hover to flip

Front side

Back side

Rotates 180deg on the Y axis.

CSS
.card-038 {
  width: 260px;
  height: 180px;
  perspective: 1000px;
  font-family: system-ui,sans-serif
}
.card-038__inner {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transition: transform .7s cubic-bezier(.4,.2,.2,1)
}
.card-038:hover .card-038__inner {
  transform: rotateY(180deg)
}
.card-038__front,.card-038__back {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border-radius: 16px;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden
}
.card-038__front {
  background: #fff;
  border: 1px solid #e5e7eb;
  color: #111827
}
.card-038__back {
  background: linear-gradient(135deg,#0ea5e9,#6366f1);
  color: #fff;
  transform: rotateY(180deg)
}
.card-038 h3 {
  margin: 0 0 4px;
  font-size: 18px
}
.card-038 p {
  margin: 0;
  font-size: 13px;
  opacity: .8
}
HTML
<div class="card-038">
  <div class="card-038__inner">
    <div class="card-038__front"><h3>Hover to flip</h3><p>Front side</p></div>
    <div class="card-038__back"><h3>Back side</h3><p>Rotates 180deg on the Y axis.</p></div>
  </div>
</div>
Prompt

Build a 260x180px CSS-only flip card. Outer wrapper with perspective 1000px; an inner box with transform-style preserve-3d that rotates rotateY(180deg) on hover over 700ms with cubic-bezier(.4,.2,.2,1). Two absolutely positioned faces with backface-visibility hidden and 16px radius: the front is white with a 1px #e5e7eb border and #111827 text, the back is pre-rotated 180deg and filled with a 135deg gradient #0ea5e9 to #6366f1 with white text. Content centered in both faces.