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正确
<style>
@(6) {
@(7): @(5);
}
</style>
<body>
<h1>This is a Heading</h1>
<p>This is a <strong>paragraph</strong></p>
</body>
<style>
strong {
display: block;
}
</style>
<body>
<h1>This is a Heading</h1>
<p>This is a <strong>paragraph</strong></p>
</body>
不正确
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下一题 ❯<style>w3exercise_input_no_0{w3exercise_input_no_1:w3exercise_input_no_2; } </style> <body> <h1>This is a Heading</h1> <p>This is a <strong>paragraph</strong></p> </body> |