先看效果:
再看代码:
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>水滴效果的按钮</title>
<link rel="stylesheet" href="https://codepen.io/nicolasjesenberger/pen/GRYvOWy/d5176f9552830811da3e2bde0120cc26.css">
<script src="https://codepen.io/nicolasjesenberger/pen/VwEzMrY/81eb6139c2c9b7dbc46e43d898e7d29b.js"></script>
<style>
body {
display: flex;
flex-direction: column;
justify-content: center;
align-items: center;
gap: 1em;
min-height: 100vh;
font-size: 2em;
}
.toggle-container {
position: relative;
border-radius: 3.125em;
width: 3.25em;
height: 1.875em;
}
.toggle-checkbox {
-webkit-appearance: none;
appearance: none;
position: absolute;
z-index: 1;
border-radius: inherit;
width: 100%;
height: 100%;
opacity: 0;
cursor: pointer;
}
.toggle-track {
display: flex;
align-items: center;
position: relative;
border-radius: inherit;
padding: 0.25em;
width: 100%;
height: 100%;
background-color: #aeaeae;
box-shadow: inset 0 0.0625em 0.125em rgba(0, 0, 0, 0.2);
transition: background-color 0.4s linear;
}
.toggle-container.green > .toggle-checkbox:checked + .toggle-track {
background-color: #4ccf59;
}
.toggle-container.blue > .toggle-checkbox:checked + .toggle-track {
background-color: #3384fb;
}
.toggle-container.boo > .toggle-checkbox:checked + .toggle-track {
background-color: #ff3372;
}
.toggle-thumb {
position: relative;
border-radius: 0.6875em;
transform-origin: left;
width: 1.375em;
height: 1.375em;
background-color: #fff;
box-shadow: 0 0.25em 0.25em rgba(0, 0, 0, 0.2), inset 0 -0.125em 0.25em rgba(0, 0, 0, 0.2);
}
.toggle-checkbox.toggled-once + .toggle-track > .toggle-thumb {
animation-name: grow-out, bounce-out;
animation-duration: 0.2s;
animation-timing-function: cubic-bezier(0.75, 0, 1, 1), cubic-bezier(0, 0, 0.3, 1.5);
animation-delay: 0s, 0.2s;
animation-fill-mode: forwards;
}
.toggle-checkbox.toggled-once:checked + .toggle-track > .toggle-thumb {
animation-name: grow-in, bounce-in;
}
.toggle-container.boo .toggle-thumb::after {
content: "";
position: absolute;
top: 0;
left: 0;
border-radius: inherit;
width: 100%;
height: 100%;
background-image: url("https://assets.codepen.io/4175254/boo-face.png");
background-size: 63.6363636364% 54.5454545455%;
background-position: center;
background-repeat: no-repeat;
box-shadow: inset 0 -0.125em 0.25em rgba(0, 0, 0, 0.2);
image-rendering: pixelated;
opacity: 0;
transition: opacity 0.2s linear;
}
.toggle-container.boo > .toggle-checkbox:checked + .toggle-track > .toggle-thumb::after {
opacity: 1;
}
@media (hover: hover) {
.toggle-container.boo > .toggle-checkbox:hover + .toggle-track > .toggle-thumb::after {
opacity: 1;
}
}
@keyframes grow-in {
0% {
border-radius: 0.6875em;
transform: translateX(0) scale(1);
}
100% {
border-radius: 0.4448529412em / 0.9453125em;
transform: translateX(0.5em) scale(1.5454545455, 0.7272727273);
}
}
@keyframes bounce-in {
0% {
border-radius: 0.4448529412em / 0.9453125em;
transform: translateX(0.5em) scale(1.5454545455, 0.7272727273);
}
100% {
border-radius: 0.6875em;
transform: translateX(100%) scale(1);
}
}
@keyframes grow-out {
0% {
border-radius: 0.6875em;
transform: translateX(100%) scale(1);
}
100% {
border-radius: 0.4448529412em / 0.9453125em;
transform: translateX(0.125em) scale(1.5454545455, 0.7272727273);
}
}
@keyframes bounce-out {
0% {
border-radius: 0.4448529412em / 0.9453125em;
transform: translateX(0.125em) scale(1.5454545455, 0.7272727273);
}
100% {
border-radius: 0.6875em;
transform: translateX(0) scale(1);
}
}
</style>
</head>
<body>
<div class="toggle-container green">
<input class="toggle-checkbox" type="checkbox">
<div class="toggle-track">
<div class="toggle-thumb"></div>
</div>
</div>
<div class="toggle-container blue">
<input class="toggle-checkbox" type="checkbox">
<div class="toggle-track">
<div class="toggle-thumb"></div>
</div>
</div>
<div class="toggle-container boo">
<input class="toggle-checkbox" type="checkbox">
<div class="toggle-track">
<div class="toggle-thumb"></div>
</div>
</div>
</body>
<script>
const checkboxes = document.querySelectorAll('input[type="checkbox"]');
const detectToggleOnce = (e) => {
e.target.classList.add('toggled-once');
};
checkboxes.forEach(checkbox => {
checkbox.addEventListener('click', detectToggleOnce, { once: true });
});
</script>
</html>