menu.php

<nav role="navigation" class="nav">
    <div class="container">
        <div class="nav-row">
            <a class="logo"><strong>ИТМО</strong> university</a>
            <ul class="nav-list">
                <li class="nav-list__item">
                    <a href="Lab8-form.php" class="nav-list__link"><span>Form</span></a>
                </li>
                <li class="nav-list__item">
                    <a href="Lab7-results-prof.php" class="nav-list__link"><span>Ratings</span></a>
                </li>
                <li class="nav-list__item dropdown">
                    <a href="#" class="nav-list__link nav-list__link--active"><span>Pulse</span></a>
                    <nav class="submenu">
                        <ul class="submenu-items">
                            <li class="submenu-item"><a href="http://localhost:8888/battery/Lab2-color_test.php" class="submenu-link">Tests</a></li>
                            <li class="submenu-item"><a href="Lab6-form.php" class="submenu-link">Form</a></li>
                        </ul>
                    </nav>
                </li> 
                <li class="nav-list__item">
                    <a href="Lab2345-tests.php" class="nav-list__link"><span>Tests</span></a>
                </li> 
                <li class="nav-list__item dropdown">
                    <a href="#" class="nav-list__link nav-list__link--active"><span>PVK</span></a>
                    <nav class="submenu">
                        <ul class="submenu-items">
                            <li class="submenu-item"><a href="Lab1-home.php" class="submenu-link">View</a></li>
                            <li class="submenu-item"><a href="expert.php" class="submenu-link">Expert</a></li>
                        </ul>
                    </nav>
                </li> 
                <li class="nav-list__item">
                    <a href="Labs-results.php" class="nav-list__link"><span>Results of Tests</span></a>
                </li> 
                <li class="nav-list__item">
                    <a href="contacts.php" class="nav-list__link"><span>Contacts to experts</span></a>
                </li>   
                <li class="nav-list__item">
                    <a href="index.php" class="nav-list__link"><span>Main</span></a>
                </li>  
                <li class="nav-list__item" id="account">
                    <i class="fa fa-user"></i>
                    <a href="loginIndex.php" class="nav-list__link">Login</a>
                    |
                    <a href="registerIndex.php" class="nav-list__link">Register</a>
                </li>
            </ul>
        </div>    
    </div>    
</nav>