Modern CSS Filter Effects
Grayscale, blur, hue, sepia, duotone and glow filters for photos, logos, icons and text.
1Invert Colors
Flips an image or card to its negative on hover while hue-rotate keeps the colours recognisable. Class: fx-invert-colors
The small habits that make a big difference
<div class="d-flex flex-wrap align-items-center justify-content-center gap-3 p-3 h-100" style="min-height:200px">
<div class="card fx-invert-colors" style="width:12rem">
<img src="https://images.unsplash.com/photo-1758270705518-b61b40527e76?auto=format&fit=crop&w=1200&h=800&q=70" alt="Card photo" class="card-img-top object-fit-cover" style="height:110px">
<div class="card-body py-2">
<p class="small mb-0 fw-semibold">The small habits that make a big difference</p>
</div>
</div>
</div>
/* CSS (already in assets/css/effects.css) */
.fx-invert-colors { transition: filter .4s ease; }
.fx-invert-colors:hover, .fx-invert-colors:focus-visible { filter: invert(1) hue-rotate(180deg); }
@media (prefers-reduced-motion: reduce) {
.fx-invert-colors, .fx-invert-colors::before, .fx-invert-colors::after, .fx-invert-colors *, .fx-invert-colors *::before, .fx-invert-colors *::after { animation: none !important; transition: none !important; }
}2Multiple Filters
Stacks contrast, saturation and a drop shadow, then swaps to a warmer combination on hover. Class: fx-multiple-filters
<div class="d-flex flex-wrap align-items-center justify-content-center gap-3 p-3 h-100" style="min-height:200px">
<img src="../assets/img/product-3.svg" alt="Product with layered filters" class="fx-multiple-filters object-fit-contain" style="width:150px;height:150px">
</div>
/* CSS (already in assets/css/effects.css) */
.fx-multiple-filters { filter: contrast(1.15) saturate(1.3) drop-shadow(0 10px 14px rgba(var(--wt-primary-rgb), .35)); transition: filter .5s ease; }
.fx-multiple-filters:hover { filter: contrast(1.25) saturate(1.6) sepia(.25) drop-shadow(0 16px 22px rgba(var(--wt-accent-rgb), .45)); }
@media (prefers-reduced-motion: reduce) {
.fx-multiple-filters, .fx-multiple-filters::before, .fx-multiple-filters::after, .fx-multiple-filters *, .fx-multiple-filters *::before, .fx-multiple-filters *::after { animation: none !important; transition: none !important; }
}3Advanced Combo
A figure whose blurred, muted image sharpens and zooms on hover while a frosted caption slides up. Class: fx-advanced-combo
<div class="d-flex flex-wrap align-items-center justify-content-center gap-3 p-3 h-100" style="min-height:200px">
<figure class="fx-advanced-combo rounded-3">
<img src="https://images.unsplash.com/photo-1596247290824-e9f12b8c574f?auto=format&fit=crop&w=1200&h=800&q=70" alt="Featured story" class="object-fit-cover" style="width:220px;height:150px">
<figcaption class="small fw-semibold">Looking back at a busy season</figcaption>
</figure>
</div>
/* CSS (already in assets/css/effects.css) */
.fx-advanced-combo { position: relative; overflow: hidden; display: inline-block; margin: 0; }
.fx-advanced-combo img { display: block; filter: grayscale(.5) blur(1px) brightness(.85); transform: scale(1.05); transition: filter .5s, transform .6s; }
.fx-advanced-combo figcaption {
position: absolute; left: 0; right: 0; bottom: 0; padding: .6rem .8rem; color: #fff;
background: rgba(0, 0, 0, .35); -webkit-backdrop-filter: blur(8px) saturate(1.4); backdrop-filter: blur(8px) saturate(1.4);
transform: translateY(100%); transition: transform .45s cubic-bezier(.2, .8, .2, 1);
}
.fx-advanced-combo:hover img, .fx-advanced-combo:focus-within img { filter: none; transform: scale(1.12); }
.fx-advanced-combo:hover figcaption, .fx-advanced-combo:focus-within figcaption { transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
.fx-advanced-combo, .fx-advanced-combo::before, .fx-advanced-combo::after, .fx-advanced-combo *, .fx-advanced-combo *::before, .fx-advanced-combo *::after { animation: none !important; transition: none !important; }
}