Modern Shadow Effects

Box and text shadows from neumorphism and glass to neon, fire and retro lettering.

1Long Shadow

A flat-design long diagonal shadow for headings and icon glyphs; set --fx-long to change its colour. Class: fx-long-shadow

Wow

<div class="d-flex flex-wrap align-items-center justify-content-center gap-3 p-3 h-100" style="min-height:200px">
  <div class="rounded-4 px-4 py-3 d-flex align-items-center gap-3 overflow-hidden" style="background:var(--wt-bg)">
    <span class="display-5 text-primary fx-long-shadow"><i class="bi bi-rocket-takeoff-fill" aria-hidden="true"></i></span><span class="display-6 fw-bold text-primary fx-long-shadow">Wow</span>
  </div>
</div>

/* CSS (already in assets/css/effects.css) */
.fx-long-shadow { --fx-long: rgba(var(--wt-primary-rgb), .12); text-shadow: 1px 1px 0 var(--fx-long), 2px 2px 0 var(--fx-long), 3px 3px 0 var(--fx-long), 4px 4px 0 var(--fx-long), 5px 5px 0 var(--fx-long), 6px 6px 0 var(--fx-long), 7px 7px 0 var(--fx-long), 8px 8px 0 var(--fx-long), 9px 9px 0 var(--fx-long), 10px 10px 0 var(--fx-long), 11px 11px 0 var(--fx-long), 12px 12px 0 var(--fx-long), 13px 13px 0 var(--fx-long), 14px 14px 0 var(--fx-long), 15px 15px 0 var(--fx-long), 16px 16px 0 var(--fx-long), 17px 17px 0 var(--fx-long), 18px 18px 0 var(--fx-long), 19px 19px 0 var(--fx-long), 20px 20px 0 var(--fx-long), 21px 21px 0 var(--fx-long), 22px 22px 0 var(--fx-long), 23px 23px 0 var(--fx-long), 24px 24px 0 var(--fx-long), 25px 25px 0 var(--fx-long), 26px 26px 0 var(--fx-long), 27px 27px 0 var(--fx-long), 28px 28px 0 var(--fx-long), 29px 29px 0 var(--fx-long), 30px 30px 0 var(--fx-long); }
@supports (color: color-mix(in srgb, red 50%, blue)) {
  .fx-long-shadow { --fx-long: color-mix(in srgb, var(--wt-primary) 22%, var(--wt-bg, #fff)); }
}
@media (prefers-reduced-motion: reduce) {
  .fx-long-shadow, .fx-long-shadow::before, .fx-long-shadow::after, .fx-long-shadow *, .fx-long-shadow *::before, .fx-long-shadow *::after { animation: none !important; transition: none !important; }
}

2Retro Style

Hard offset shadows in two theme colours for a retro poster look; on .card or .btn it becomes a bold offset box. Class: fx-retro-style

Since 1985

<div class="d-flex flex-wrap align-items-center justify-content-center gap-3 p-3 h-100" style="min-height:200px">
  <h2 class="display-6 fw-bold text-primary mb-0 fx-retro-style">Since 1985</h2>
  <button type="button" class="btn btn-warning fw-bold fx-retro-style">Press start</button>
</div>

/* CSS (already in assets/css/effects.css) */
.fx-retro-style { text-shadow: 3px 3px 0 var(--wt-accent), 6px 6px 0 var(--wt-secondary); }
.fx-retro-style.card, .fx-retro-style.btn {
  text-shadow: none; border: 2px solid var(--wt-text, #212529);
  box-shadow: 6px 6px 0 var(--wt-text, #212529);
  transition: transform .2s ease, box-shadow .2s ease;
}
.fx-retro-style.card:hover, .fx-retro-style.btn:hover, .fx-retro-style.btn:focus-visible { transform: translate(-2px, -2px); box-shadow: 8px 8px 0 var(--wt-text, #212529); }
.fx-retro-style.btn:active { transform: translate(4px, 4px); box-shadow: 2px 2px 0 var(--wt-text, #212529); }
@media (prefers-reduced-motion: reduce) {
  .fx-retro-style, .fx-retro-style::before, .fx-retro-style::after, .fx-retro-style *, .fx-retro-style *::before, .fx-retro-style *::after { animation: none !important; transition: none !important; }
}