@media print {
    .sidebar.s1.collapsed {
        display: none !important;
    }
    section.content {
        width: 650px !important;
    }

}

@media (min-width: 720px) {
    #nav-sidebar {
        display: none;
    }
}

#nav-sidebar {
    margin-top: 15px;
}

#nav-sidebar li a {
    text-transform: uppercase;
    font-weight: 500;
}