_examples-css-variables/2.2-css-var-demo-hover-fallback-support.html

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    <title>2.2-css-var-demo-hover-fallback-support.html</title>

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      <h1 class="top-heading-text" id="topHeadingText">2. CSS Variable Demo</h1>
      
      <h2 class="subheading-text" id="subHeadingText">2.2 - Hover effect with Fallback support</h2>

      <article class="info-text">
        - Any CSS variables defined in the stylesheet can be `accessed` by using `var()` function <br/>
        - The CSS `var()` function can be used to insert the value of a custom property or a CSS variable <br/>
        - The var() function cannot be used in any property names, selectors or anything else besides property values setting or providing fallback value support<br/> <br/>
      </article>

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        <div class="button btn-default">btn-default </div>
        <div class="button btn-primary">btn-primary </div>
        <div class="button btn-secondary">btn-secondary </div>
        <div class="button btn-success">btn-success </div>
        <div class="button btn-danger">btn-danger </div>
        <div class="button btn-info">btn-info </div>
        <div class="button btn-warning">btn-warning </div>
        <div class="button btn-light">btn-light </div>
        <div class="button btn-dark">btn-dark </div>
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