omegamma/static/css/header.css

nav {
    font-size: 1.3em;
    height: 3em;
    /*background: var(--nav-background);*/
    position: absolute;
    width: 100vw;
    font-family: var(--light-font);
}

nav .nav-flex {
    display: flex;
    max-width: 99%;
}

nav .navbar-brand {
    padding-top: 1em;
    padding-left: 0.5em;
    display: flex;
}

nav .navbar-brand .icon-brand {
    width: 2.5em;
    height: 2.5em;
    margin-top: -0.7em;
    margin-right: 5px;
}

nav .navbar-menu {
    flex: auto;
    display: block;
    width: 2em;
}

nav .navbar-list {
    float:right;
    flex: auto;
    display: flex;
    margin-top: 0px;
    list-style-type: none;
    text-transform: uppercase;
}

.navbar-list li {
    padding: 1em;
    margin-left: 0;
    display: flex;
}

.navbar-list li.active {
    background-color: var(--primary-color);
}

.navbar-list li.background {
    background-color: var(--nav-background);
}

.dark .navbar-list li.background {
    background-color: var(--nav-background-dark);
}


.menu-with-sub {
    display: block;
}

.menu-with-sub .sub-menu {
    display: none;
    position: absolute;
    padding: 0;
    margin-top: -2px;
}

.menu-with-sub.toggled .sub-menu {
    display: block;
}

.menu-with-sub:hover .sub-menu {
    display: block;
}

.menu-with-sub .sub-menu:hover {
    display: block;
}

#navbar-toggler {
    border: 0;
    background: none;
    box-shadow: none;
    border-radius: 0px;
    display: none;
    cursor: pointer;
    padding-right: 1em;
}

@media screen and (max-width: 700px) {
    #navbar-toggler {
        display: block;
    }
    
    nav {
        /*background: var(--nav-background);*/
    }
    
    nav.menuShown {
        position: fixed;
        z-index: 1;
        background: var(--nav-background);
    }
    
    nav.menuShown.dark {
        background: var(--nav-background-dark);
    }
    
    nav .nav-flex {
        display: block;
        max-width: 100%;
    }
    
    .nav-mobile {
        display: flex;
        width: 100%;
    }
    
    .navbar-brand {
        flex: auto;
    }
    
    .navbar-menu {
        height: calc(100vh - 3em);
        width: 100% !important;
        display: none !important;
        background: var(--nav-background);
    }
    
    .navbar-menu.dark {
        background: var(--nav-background-dark);
    }
    
    .navbar-menu.shown {
        display: block !important;
    }
    
    .navbar-list {
        display: block !important;
        width: 100vw;
        height: 100%;
        padding-left: 0;
    }
    
    .navbar-list li {
        width: 100% !important;
        display: flex;
    }
    
    .menu-with-sub {
        display: block;
    }
    
    .menu-with-sub .sub-menu {
        margin-left: 1em;
        display: ruby;
    }
    
    #content {
        /*padding-top: 4em;*/
    }
}