#mainNav .navbar-brand {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

#mainNav {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}