#nav {
    top: 0;
    width: 100%;
}
    #nav ul li a {
    transition: all 0.4s;
}
#nav ul li img {
    transition: height 0.4s;
}
#nav.fixed {
    position: fixed;
}

/* Style the navbar */
#navbar {
    top: 0;
    width: 100%;
    z-index: 99;
}
#navbar.sticky {
    position: fixed;
}