CSS 案例
1. 鼠标悬停弹出微信二维码
通过transform: scale(0)和opacity: 0实现二维码隐藏，再通过:hover更改对应元素的transform: scale(1)和opacity: 1实现二维码显示，其中二维码的隐藏变化的基准点可以通过transform-origin来设置。
2. 切换按钮
最后更新于
这有帮助吗？
通过transform: scale(0)和opacity: 0实现二维码隐藏，再通过:hover更改对应元素的transform: scale(1)和opacity: 1实现二维码显示，其中二维码的隐藏变化的基准点可以通过transform-origin来设置。
最后更新于
这有帮助吗？
这有帮助吗？
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta http-equiv="X-UA-Compatible" content="IE=edge" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Document</title>
<style>
.logo {
display: inline-block;
width: 200px;
text-align: center;
position: relative;
}
.code {
height: 100px;
width: 100px;
background-color: rosybrown;
position: absolute;
left: 50px;
top: -100px;
opacity: 0;
transform: scale(0);
transition: all 0.3s ease;
transform-origin: bottom center;
}
.logo:hover .code {
opacity: 1;
transform: scale(1);
}
</style>
</head>
<body>
<a class="logo">
这是微信logo
<div class="code">这是二维码</div>
</a>
</body>
</html>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta http-equiv="X-UA-Compatible" content="IE=edge" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Document</title>
<style>
body {
display: flex;
}
label {
display: flex;
align-items: center;
}
.switch {
width: 120px;
height: 60px;
border-radius: 60px;
border: 1px solid #dfdfdf;
background-color: #fdfdfd;
box-shadow: #dfdfdf 0 0 0 0 inset;
transition: all 0.3s ease;
-webkit-appearance: none;
user-select: none;
outline: none;
position: relative;
}
.switch:checked {
border-color: #64bd63;
background-color: #64bd63;
}
.switch::before {
content: "";
height: 58px;
width: 58px;
position: absolute;
top: 0;
right: 0;
border-radius: 60px;
box-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
background-color: #fdfdfd;
transition: all 0.3s ease;
}
.switch:checked::before {
transition: right 0.3s;
right: 60px;
}
.switch-anim {
width: 120px;
height: 60px;
border: 1px solid #dfdfdf;
background-color: #fdfdfd;
box-shadow: #dfdfdf 0 0 0 0 inset;
border-radius: 60px;
-webkit-appearance: none;
user-select: none;
outline: none;
position: relative;
transition: background-color cubic-bezier(0, 0, 0, 1) 0.4s, box-shadow cubic-bezier(0, 0, 0, 1) 0.4s;
}
.switch-anim::before {
content: "";
width: 58px;
height: 58px;
border-radius: 60px;
position: absolute;
top: 0;
right: 0;
background-color: #fff;
box-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
transition: right 0.3s;
}
.switch-anim:checked {
border-color: #64bd63;
box-shadow: #64bd63 0 0 0 30px inset;
transition: border ease 0.4s, box-shadow ease 0.4s, background-color ease 1.2s;
}
.switch-anim:checked::before {
right: 60px;
transition: right 0.3s;
}
</style>
</head>
<body>
<label>
基础按钮-切换颜色渐变
<input type="checkbox" class="switch" checked />
</label>
<label>
进阶按钮-切换缩放效果
<input type="checkbox" class="switch-anim" checked />
</label>
</body>
</html>