html

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What is the default value of the z-index property for positioned elements?

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In which cases there is no collapse effect of the block elements that are located nearby.

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How to set a gray background for the first and third rows only? <table>     <tr>          <td>name</td>          <td>one</td>     </tr>      <tr>          <td>name</td>          <td>two</td>     </tr>      <tr>          <td>name</td>          <td>three</td>     </tr>      <tr>          <td>name</td>          <td>four</td>     </tr> </table>

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What height will the <div> have with the wrapper class, if the following HTML markup and external stylesheet are given below: HTML – markup: <div class="wrapper"> <div class="block1"> </div> <div class="block2"> </div> </div> CSS – rules: .wrapper { width: 300px; overflow: hidden; } .block1 { margin: 50px 0; height: 100px; } .block2 { margin: 50px 0; height: 100px; }

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What is HTML?

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HTML stands for ...?

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Does each HTML tag describes different document content?

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What is a HTML tag?

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Does the browsers display HTML tags on web page?

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Do the HTML Tags need to be case sensitive?