.nav-link {
    color: white !important;
}

.row div {
    -webkit-transition: width 0.3s ease, margin 0.3s ease;
    -moz-transition: width 0.3s ease, margin 0.3s ease;
    -o-transition: width 0.3s ease, margin 0.3s ease;
    transition: width 0.3s ease, margin 0.3s ease;
}