Alum Navigation menu

index.html

<nav class="themeix-menu float-right">
    <div class="menu-collapser" style="display: none;">
        Main Menu
        <div class="collapse-button"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></div>
    </div>
    <ul id="navigation-menu" class="slimmenu">
        <li class="has-submenu"><a href="index.html">Home</a>
            <ul>
                <li><a href="index.html">Home 1</a></li>
                <li><a href="index2.html">Home 2</a></li>
        </li>
        </ul>
        </li>
        <li><a href="about.html">About</a></li>
        <li class="has-submenu">
            <a href="#">Page</a>
            <ul>
                <li><a href="author.html">Author</a></li>
                <li><a href="authors.html">Authors</a></li>
                <li><a href="tag.html">Tag</a></li>
                <li><a href="tags.html">Tags</a></li>
                <li><a href="404.html">404 Page</a>
            </ul>
            </li>
            <li><a href="guide.html">Style Guide</a></li>
            <li><a href="contact.html">Contact</a></li>
    </ul>
    <img src="assets/images/search-img.png" alt="search-img" class="search-img" id="search-btn" />
    <div id="search-overlay" class="block">
        <div class="centered">
            <div id="search-box">
                <i id="close-btn" class="fa fa-times fa-2x"></i>
                <form action="/search" id="search-form" method="get" target="_top">
                    <div class="input-group">
                        <input id="search-text" name="q" placeholder="Search Here" type="text" />
                        <div class="input-group-prepend">
                            <button id="search-button" type="submit">
                                <span><i class="fa fa-search"></i></span>
                            </button>
                        </div>
                    </div>

                </form>

            </div>
        </div>
    </div>
</nav>