Modern CSS Transitions
Polished hover and focus transitions for buttons, cards and links that work on any .btn or .card.
1Rainbow Glow
Surrounds a button or card with a glow that cycles through the theme colours while hovered. Class: fx-rainbow-glow
Pro plan
<div class="d-flex flex-wrap align-items-center justify-content-center gap-3 p-3 h-100" style="min-height:200px">
<button type="button" class="btn btn-dark btn-lg rounded-pill fx-rainbow-glow">Unlock all</button>
<div class="card fx-rainbow-glow" style="width:9rem" tabindex="0">
<div class="card-body text-center py-3">
<div class="fs-3 text-primary">
<i class="bi bi-gem" aria-hidden="true"></i>
</div>
<div class="small fw-semibold">
Pro plan
</div>
</div>
</div>
</div>
/* CSS (already in assets/css/effects.css) */
.fx-rainbow-glow { transition: box-shadow .4s ease, transform .4s ease; }
.fx-rainbow-glow:hover, .fx-rainbow-glow:focus-visible { transform: translateY(-2px); animation: fx-rainbow-glow-glow 2.4s linear infinite; }
@keyframes fx-rainbow-glow-glow {
0%, 100% { box-shadow: 0 0 14px rgba(var(--wt-primary-rgb), .75), 0 0 34px rgba(var(--wt-primary-rgb), .35); }
33% { box-shadow: 0 0 14px rgba(var(--wt-accent-rgb), .75), 0 0 34px rgba(var(--wt-accent-rgb), .35); }
66% { box-shadow: 0 0 14px rgba(var(--wt-secondary-rgb), .75), 0 0 34px rgba(var(--wt-secondary-rgb), .35); }
}
@media (prefers-reduced-motion: reduce) {
.fx-rainbow-glow, .fx-rainbow-glow::before, .fx-rainbow-glow::after, .fx-rainbow-glow *, .fx-rainbow-glow *::before, .fx-rainbow-glow *::after { animation: none !important; transition: none !important; }
}2Elastic Scale
Buttons, chips and cards that grow with a rubbery overshoot on hover and squash when pressed. Class: fx-elastic-scale
<div class="d-flex flex-wrap align-items-center justify-content-center gap-3 p-3 h-100" style="min-height:200px">
<button type="button" class="btn btn-primary fx-elastic-scale">Continue</button>
<span class="badge rounded-pill text-bg-secondary fs-6 fx-elastic-scale">tips</span> <a href="#" class="btn btn-outline-primary rounded-circle fs-5 fx-elastic-scale" aria-label="Cart, $42.78"><i class="bi bi-cart3" aria-hidden="true"></i></a>
</div>
/* CSS (already in assets/css/effects.css) */
.fx-elastic-scale { transition: transform .5s cubic-bezier(.34, 1.56, .64, 1); }
.fx-elastic-scale:hover, .fx-elastic-scale:focus-visible { transform: scale(1.08); }
.fx-elastic-scale:active { transform: scale(.94); transition-duration: .15s; }
@media (prefers-reduced-motion: reduce) {
.fx-elastic-scale, .fx-elastic-scale::before, .fx-elastic-scale::after, .fx-elastic-scale *, .fx-elastic-scale *::before, .fx-elastic-scale *::after { animation: none !important; transition: none !important; }
}