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What is Class Selector in the CSS

Explain what is meant by the Class Selector in the CSS?

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Class selector chooses all the HTML tags that matches the class name described within the tag attribute of class="class_name". Class selectors are specified with leading dot such as (.class_name). For example, following

CSS definition utilizes the class selector:

/* set text to italic to all tags with class="quote" */
.quote {font-style: italic}

In case, you apply above CSS definition to the following given HTML document, you will obtain two blocks in the italic, one from the <p> tag and one from the <pre> tag:

<p>Normal paragraph...</p>
<p class="quote">Special paragraph...</p>
<pre>Normal pre-formatted text...
<pre class="quote">Special pre-formatted text...</pre>

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