Off shows a red cross and on shows a tick, so both answers are explicit. Checking spins the cross out while the tick spins in with a spring, and the box swaps from a red tint to your accent.
Also known as: checkbox with x css, yes no checkbox, cross checkbox css.
<label class="chk-tick-and-cross-checkbox">
<input type="checkbox">
<span class="chk-tick-and-cross-checkbox-box">
<svg class="chk-tick-and-cross-checkbox-cross" viewBox="0 0 24 24" aria-hidden="true"><path d="M7.5 7.5l9 9M16.5 7.5l-9 9"/></svg>
<svg class="chk-tick-and-cross-checkbox-tick" viewBox="0 0 24 24" aria-hidden="true"><path d="M5 12.5l4.5 4.5L19 7.5"/></svg>
</span>
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</label>.chk-tick-and-cross-checkbox {
--c: var(--chk-color, #3b82f6);
font-size: var(--chk-size, 24px);
position: relative;
display: inline-flex;
align-items: center;
gap: 0.6em;
font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
line-height: 1.3;
cursor: pointer;
-webkit-tap-highlight-color: transparent;
}
.chk-tick-and-cross-checkbox input {
position: absolute;
inset: 0;
width: 100%;
height: 100%;
margin: 0;
opacity: 0;
cursor: pointer;
z-index: 1;
}
.chk-tick-and-cross-checkbox-box {
--no: color-mix(in srgb, #ef4444 78%, currentColor);
box-sizing: border-box;
display: grid;
place-items: center;
flex: none;
width: 1.375em;
height: 1.375em;
border: 0.125em solid color-mix(in srgb, var(--no) 55%, transparent);
border-radius: 0.3em;
background: color-mix(in srgb, var(--no) 10%, transparent);
transition: background-color 0.25s ease, border-color 0.25s ease;
}
.chk-tick-and-cross-checkbox-box svg {
display: block;
fill: none;
stroke-linecap: round;
stroke-linejoin: round;
grid-area: 1 / 1;
width: 0.9em;
height: 0.9em;
stroke-width: 3.2;
transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.2s ease;
}
.chk-tick-and-cross-checkbox-cross {
stroke: var(--no);
}
.chk-tick-and-cross-checkbox-tick {
stroke: #fff;
opacity: 0;
transform: rotate(-90deg) scale(0.3);
}
.chk-tick-and-cross-checkbox input:checked + .chk-tick-and-cross-checkbox-box {
background: var(--c);
border-color: var(--c);
}
.chk-tick-and-cross-checkbox input:checked + .chk-tick-and-cross-checkbox-box .chk-tick-and-cross-checkbox-cross {
opacity: 0;
transform: rotate(90deg) scale(0.3);
}
.chk-tick-and-cross-checkbox input:checked + .chk-tick-and-cross-checkbox-box .chk-tick-and-cross-checkbox-tick {
opacity: 1;
transform: none;
}
.chk-tick-and-cross-checkbox input:focus-visible + .chk-tick-and-cross-checkbox-box {
outline: 0.125em solid var(--c);
outline-offset: 0.18em;
}
@media (prefers-reduced-motion: reduce) {
.chk-tick-and-cross-checkbox, .chk-tick-and-cross-checkbox *, .chk-tick-and-cross-checkbox::before, .chk-tick-and-cross-checkbox::after, .chk-tick-and-cross-checkbox *::before, .chk-tick-and-cross-checkbox *::after {
animation-duration: 0.01ms !important;
animation-iteration-count: 1 !important;
transition-duration: 0.01ms !important;
}
}--chk-color on the element or a parent.
Currently previewing #3b82f6.--chk-size. Every other dimension is in
em, so the whole thing scales together. Currently previewing 24px.transition or animation
shorthand. Staggered delays are relative, so they keep their rhythm.