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正确
<style>
div {
background: red;
@(13): 10px;
}
</style>
<body>
<div>This is a div element. It has some text.</div>
</body>
<style>
div {
background: red;
border-radius: 10px;
}
</style>
<body>
<div>This is a div element. It has some text.</div>
</body>
不正确
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下一题 ❯<style> div { background: red;w3exercise_input_no_0: 10px; } </style> <body> <div>This is a div element. It has some text.</div> </body> |