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正确
<style>
div {
width: 100px;
height: 100px;
background: red;
transition: @(13), @(12);
}
div:hover {
background: blue;
transform: rotate(180deg);
}
</style>
<body>
<div>This is a div</div>
</body>
<style>
div {
width: 100px;
height: 100px;
background: red;
transition: background 2s, transform 2s;
}
div:hover {
background: blue;
transform: rotate(180deg);
}
</style>
<body>
<div>This is a div</div>
</body>
<style>
div {
width: 100px;
height: 100px;
background: red;
transition: transform 2s, background 2s;
}
div:hover {
background: blue;
transform: rotate(180deg);
}
</style>
<body>
<div>This is a div</div>
</body>
不正确
点击 此处 重试 正确
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<style>
div {
width: 100px;
height: 100px;
background: red;
transition:
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