Search Input with Autocomplete

<div class="banner">
  <div class="banner-content">
    <div style="margin: 0 auto; width: 400px;">
      <input placeholder="Search Thousands of Projects..." type="search" style="width: 100%" aria-label="search">
      <ul class="autocomplete">
        <li>
          <a>
            <i class="icon icon-search"></i>
            <span>Python</span>
          </a>
        </li>
        <li>
          <a>
            <i class="icon icon-search"></i>
            <span>Python Mesos</span>
          </a>
        </li>
        <li>
          <a>
            <i class="icon icon-search"></i>
            <span>Python Interface Generator for Fortran Code</span>
          </a>
        </li>
      </ul>
    </div>
  </div>
</div>