       <li>Optimize the code</li>
            <li>Create reusable mixins</li>
          </ul><br/>
        </div>
      </div>
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          <h3>Modules &amp; file structure</h3>
          <p  style="text-align:justify">At the heart of <strong>mini.css</strong> are modules - groups of classes and styles that aim to solve one set of needs. There are 10 modules in <strong>mini.css</strong>, which have been already written for you. All of the modules are buil