Cómo Crear un Toggle Switch en HTML y CSS

CSS, Desarrollo Web, HTML / Por

Los interruptores de tema se han vuelto populares en la web, permitiendo a los usuarios cambiar entre modos de luz y oscuridad de manera sencilla. Estos interruptores no solo mejoran la experiencia del usuario, sino que también pueden ser un elemento atractivo en el diseño de tu sitio web. En este artículo, te mostraremos cómo crear un interruptor de tema en HTML y CSS como el que se muestra a continuación:

HTML

body {
    background-color: black;
    display: flex;
    height: 100vh;
    align-items: center;
    justify-content: center;
}

.theme {
    display: flex;
    align-items: center;
    -webkit-tap-highlight-color: transparent;
}

.theme__fill,
.theme__icon {
    transition: 0.3s;
}

.theme__fill {
    display: block;
    mix-blend-mode: difference;
    position: fixed;
    inset: 0;
    height: 100%;
    transform: translateX(-100%);
}

.theme__icon,
.theme__toggle {
    z-index: 1;
}

.theme__icon,
.theme__icon-part {
    position: absolute;
}

.theme__icon {
    display: block;
    top: 23%;
    left: 14%;
    width: 1.5em;
    height: 1.5em;
}

.theme__icon-part {
    border-radius: 50%;
    box-shadow: 0.4em -0.4em 0 0.5em hsl(0,0%,100%) inset;
    top: calc(50% - 0.5em);
    left: calc(50% - 0.5em);
    width: 1em;
    height: 1em;
    transform: scale(0.5);
}

.theme__icon-part ~ .theme__icon-part {
    background-color: hsl(0,0%,100%);
    border-radius: 0.05em;
    top: 50%;
    left: calc(50% - 0.05em);
    transform: rotate(0deg) translateY(0.5em);
    transform-origin: 50% 0;
    width: 0.1em;
    height: 0.2em;
}

.theme__icon-part:nth-child(3) {
    transform: rotate(45deg) translateY(0.45em);
}

.theme__icon-part:nth-child(4) {
    transform: rotate(90deg) translateY(0.45em);
}

.theme__icon-part:nth-child(5) {
    transform: rotate(135deg) translateY(0.45em);
}

.theme__icon-part:nth-child(6) {
    transform: rotate(180deg) translateY(0.45em);
}

.theme__icon-part:nth-child(7) {
    transform: rotate(225deg) translateY(0.45em);
}

.theme__icon-part:nth-child(8) {
    transform: rotate(270deg) translateY(0.5em);
}

.theme__icon-part:nth-child(9) {
    transform: rotate(315deg) translateY(0.5em);
}

.theme__label,
.theme__toggle,
.theme__toggle-wrap {
    position: relative;
}

.theme__toggle,
.theme__toggle:before {
    display: block;
}

.theme__toggle {
    background-color: hsl(48,90%,85%);
    border-radius: 25% / 50%;
    padding: 0.25em;
    width: 6em;
    height: 3em;
    -webkit-appearance: none;
    appearance: none;
}

.theme__toggle:before {
    background-color: hsl(48,90%,55%);
    border-radius: 50%;
    content: "";
    width: 2.5em;
    height: 2.5em;
    transition: 0.3s;
}

.theme__toggle:focus {
    outline: transparent;
}

.theme__toggle:checked {
    background-color: hsl(198,90%,15%);
}

.theme__toggle:checked:before,
.theme__toggle:checked ~ .theme__icon {
    transform: translateX(3em);
}

.theme__toggle:checked:before {
    background-color: hsl(198,90%,55%);
}

.theme__toggle:checked ~ .theme__fill {
    transform: translateX(0);
}

.theme__toggle:checked ~ .theme__icon .theme__icon-part:nth-child(1) {
    box-shadow: 0.2em -0.2em 0 0.2em hsl(0,0%,100%) inset;
    transform: scale(1);
    top: 0.2em;
    left: -0.2em;
}

.theme__toggle:checked ~ .theme__icon .theme__icon-part ~ .theme__icon-part {
    opacity: 0;
}

.theme__toggle:checked ~ .theme__icon .theme__icon-part:nth-child(2) {
    transform: rotate(45deg) translateY(0.8em);
}

.theme__toggle:checked ~ .theme__icon .theme__icon-part:nth-child(3) {
    transform: rotate(90deg) translateY(0.8em);
}

.theme__toggle:checked ~ .theme__icon .theme__icon-part:nth-child(4) {
    transform: rotate(135deg) translateY(0.8em);
}

.theme__toggle:checked ~ .theme__icon .theme__icon-part:nth-child(5) {
    transform: rotate(180deg) translateY(0.8em);
}

.theme__toggle:checked ~ .theme__icon .theme__icon-part:nth-child(6) {
    transform: rotate(225deg) translateY(0.8em);
}

.theme__toggle:checked ~ .theme__icon .theme__icon-part:nth-child(7) {
    transform: rotate(270deg) translateY(0.8em);
}

.theme__toggle:checked ~ .theme__icon .theme__icon-part:nth-child(8) {
    transform: rotate(315deg) translateY(0.8em);
}

.theme__toggle:checked ~ .theme__icon .theme__icon-part:nth-child(9) {
    transform: rotate(360deg) translateY(0.8em);
}

.theme__toggle-wrap {
    margin: 0 0.75em;
}

CSS

body {
    background-color: black;
    display: flex;
    height: 100vh;
    align-items: center;
    justify-content: center;
}

.theme {
    display: flex;
    align-items: center;
    -webkit-tap-highlight-color: transparent;
}

.theme__fill,
.theme__icon {
    transition: 0.3s;
}

.theme__fill {
    display: block;
    mix-blend-mode: difference;
    position: fixed;
    inset: 0;
    height: 100%;
    transform: translateX(-100%);
}

.theme__icon,
.theme__toggle {
    z-index: 1;
}

.theme__icon,
.theme__icon-part {
    position: absolute;
}

.theme__icon {
    display: block;
    top: 23%;
    left: 14%;
    width: 1.5em;
    height: 1.5em;
}

.theme__icon-part {
    border-radius: 50%;
    box-shadow: 0.4em -0.4em 0 0.5em hsl(0,0%,100%) inset;
    top: calc(50% - 0.5em);
    left: calc(50% - 0.5em);
    width: 1em;
    height: 1em;
    transform: scale(0.5);
}

.theme__icon-part ~ .theme__icon-part {
    background-color: hsl(0,0%,100%);
    border-radius: 0.05em;
    top: 50%;
    left: calc(50% - 0.05em);
    transform: rotate(0deg) translateY(0.5em);
    transform-origin: 50% 0;
    width: 0.1em;
    height: 0.2em;
}

.theme__icon-part:nth-child(3) {
    transform: rotate(45deg) translateY(0.45em);
}

.theme__icon-part:nth-child(4) {
    transform: rotate(90deg) translateY(0.45em);
}

.theme__icon-part:nth-child(5) {
    transform: rotate(135deg) translateY(0.45em);
}

.theme__icon-part:nth-child(6) {
    transform: rotate(180deg) translateY(0.45em);
}

.theme__icon-part:nth-child(7) {
    transform: rotate(225deg) translateY(0.45em);
}

.theme__icon-part:nth-child(8) {
    transform: rotate(270deg) translateY(0.5em);
}

.theme__icon-part:nth-child(9) {
    transform: rotate(315deg) translateY(0.5em);
}

.theme__label,
.theme__toggle,
.theme__toggle-wrap {
    position: relative;
}

.theme__toggle,
.theme__toggle:before {
    display: block;
}

.theme__toggle {
    background-color: hsl(48,90%,85%);
    border-radius: 25% / 50%;
    padding: 0.25em;
    width: 6em;
    height: 3em;
    -webkit-appearance: none;
    appearance: none;
}

.theme__toggle:before {
    background-color: hsl(48,90%,55%);
    border-radius: 50%;
    content: "";
    width: 2.5em;
    height: 2.5em;
    transition: 0.3s;
}

.theme__toggle:focus {
    outline: transparent;
}

.theme__toggle:checked {
    background-color: hsl(198,90%,15%);
}

.theme__toggle:checked:before,
.theme__toggle:checked ~ .theme__icon {
    transform: translateX(3em);
}

.theme__toggle:checked:before {
    background-color: hsl(198,90%,55%);
}

.theme__toggle:checked ~ .theme__fill {
    transform: translateX(0);
}

.theme__toggle:checked ~ .theme__icon .theme__icon-part:nth-child(1) {
    box-shadow: 0.2em -0.2em 0 0.2em hsl(0,0%,100%) inset;
    transform: scale(1);
    top: 0.2em;
    left: -0.2em;
}

.theme__toggle:checked ~ .theme__icon .theme__icon-part ~ .theme__icon-part {
    opacity: 0;
}

.theme__toggle:checked ~ .theme__icon .theme__icon-part:nth-child(2) {
    transform: rotate(45deg) translateY(0.8em);
}

.theme__toggle:checked ~ .theme__icon .theme__icon-part:nth-child(3) {
    transform: rotate(90deg) translateY(0.8em);
}

.theme__toggle:checked ~ .theme__icon .theme__icon-part:nth-child(4) {
    transform: rotate(135deg) translateY(0.8em);
}

.theme__toggle:checked ~ .theme__icon .theme__icon-part:nth-child(5) {
    transform: rotate(180deg) translateY(0.8em);
}

.theme__toggle:checked ~ .theme__icon .theme__icon-part:nth-child(6) {
    transform: rotate(225deg) translateY(0.8em);
}

.theme__toggle:checked ~ .theme__icon .theme__icon-part:nth-child(7) {
    transform: rotate(270deg) translateY(0.8em);
}

.theme__toggle:checked ~ .theme__icon .theme__icon-part:nth-child(8) {
    transform: rotate(315deg) translateY(0.8em);
}

.theme__toggle:checked ~ .theme__icon .theme__icon-part:nth-child(9) {
    transform: rotate(360deg) translateY(0.8em);
}

.theme__toggle-wrap {
    margin: 0 0.75em;
}

Con este código, habrás creado un elegante interruptor de tema para tu sitio web que permite a los usuarios cambiar entre el modo claro y oscuro. Este elemento no solo mejora la experiencia del usuario, sino que también agrega un toque de estilo a tu diseño web. ¡Prueba esta funcionalidad en tu sitio y sorprende a tus visitantes con una experiencia visual atractiva y funcional!

Pruébalo aquí: (Link)

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