header.html

<nav class="navbar fixed-top navbar-expand-lg navbar-dark bg-dark ">
    
            <div class="container">
                <a class="navbar-brand" href="#"><img src="img/sc-brand.png"></a>
                <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarNavDropdown" aria-controls="navbarNavDropdown"
                    aria-expanded="false" aria-label="Toggle navigation">
                              <span class="navbar-toggler-icon"></span>
                            </button>
                <div class="collapse navbar-collapse" id="navbarNavDropdown">
                    <ul class="navbar-nav ml-auto">
                        <li class="nav-item dropdown">
                            <a class="nav-link dropdown-toggle" href="http://example.com" id="navbarDropdownMenuLink" data-toggle="dropdown" aria-haspopup="true"
                                aria-expanded="false">
                                           About Us
                                          </a>
                            <div class="dropdown-menu" aria-labelledby="navbarDropdownMenuLink">
                            <a class="dropdown-item" href="mission.html">Our Mission</a>
							<a class="dropdown-item" href="outreach.html">Outreach</a>
                            <a class="dropdown-item" href="history.html">History</a>
                            <a class="dropdown-item" href="exec.html">Executive Team</a>
                            <a class="dropdown-item" href="faq.html">FAQ</a>
							<a class="dropdown-item" href="https://medium.com/@space_concordia">Blog</a>
                        </div>
                    </li>
                    <li class="nav-item dropdown">
                        <a class="nav-link dropdown-toggle" href="http://example.com" id="navbarDropdownMenuLink" data-toggle="dropdown" aria-haspopup="true"
                            aria-expanded="false">
                                    Divisions
                                  </a>
                        <div class="dropdown-menu" aria-labelledby="navbarDropdownMenuLink">
                            <a class="dropdown-item" href="spacecraft.html">Spacecraft</a>
                            <a class="dropdown-item" href="rocketry.html">Rocketry</a>
							<a class="dropdown-item" href="robotics.html">Robotics</a>
                            <a class="dropdown-item" href="specialprojects.html">Special Projects</a>
                        </div>
                    </li>
                    <li class="nav-item">
                        <a class="nav-link" href="sponsors.html">Sponsors</a>
                    </li>
                    <li class="nav-item">
                        <a class="nav-link" href="contact.html">Contact</a>
                    </li>
                    <li class="nav-item">
                        <a class="nav-link" href="https://www.concordia.ca/alumni-friends/giving-to-concordia/fundone/space-concordia.html"
                            target="_blank">Donate</a>
                    </li>
                    </ul>
                </div>
            </div>
    
    
        </nav>