header {
    background-color: var(--creart);
    color: var(--white);
    z-index: 100;
}

main header {
    padding: 0;
    background: none;
}

.meta_panel {
    display: flex;
    gap: 1em;
    flex-wrap: wrap;
    align-items: center;
}

footer {
    background-color: var(--creart);
    color: var(--white);
}

/* alle Styles für Menüs usw. */

nav ul {
    display: flex;
    flex-wrap: wrap;
    list-style: none;
    gap: 2rem;
}

nav li {
    position: relative;
    list-style: none;
}

nav a {
    text-decoration: none;
}

#hamburger {
    width: 3rem;
    height: 3rem;
    -webkit-transform: rotate(0);
    -moz-transform: rotate(0);
    -o-transform: rotate(0);
    transform: rotate(0);
    -webkit-transition: 0.5s ease-in-out;
    -moz-transition: 0.5s ease-in-out;
    -o-transition: 0.5s ease-in-out;
    transition: 0.5s ease-in-out;
    cursor: pointer;
    position: relative;
}

#hamburger span {
    display: block;
    position: absolute;
    height: 0.3rem;
    width: 100%;
    background: var(--secondary);
    border-radius: 0.5rem;
    opacity: 1;
    left: 0;
    -webkit-transform: rotate(0);
    -moz-transform: rotate(0);
    -o-transform: rotate(0);
    transform: rotate(0);
    -webkit-transition: 0.25s ease-in-out;
    -moz-transition: 0.25s ease-in-out;
    -o-transition: 0.25s ease-in-out;
    transition: 0.25s ease-in-out;
    -webkit-transform-origin: left center;
    -moz-transform-origin: left center;
    -o-transform-origin: left center;
    transform-origin: left center;
}

#hamburger span:nth-child(1) {
    top: 0;
}

#hamburger span:nth-child(2) {
    top: 0.9rem;
}

#hamburger span:nth-child(3) {
    top: 1.8rem;
}

#hamburger.open span:nth-child(1) {
    -webkit-transform: rotate(45deg);
    -moz-transform: rotate(45deg);
    -o-transform: rotate(45deg);
    transform: rotate(45deg);
    top: -0.3rem;
    left: 0.2rem;
}

#hamburger.open span:nth-child(2) {
    width: 0%;
    opacity: 0;
}

#hamburger.open span:nth-child(3) {
    -webkit-transform: rotate(-45deg);
    -moz-transform: rotate(-45deg);
    -o-transform: rotate(-45deg);
    transform: rotate(-45deg);
    top: 1.8rem;
    left: 0.2rem;
}

nav a[selected='selected'],
nav a.active {
    font-weight: bold;
}

nav ul ul {
    background-color: var(--primary);
}

@media (min-width: 769px) {
    nav li > ul {
        position: absolute;
        top: 100%;
        width: 100%;
        min-width: min-content;
        left: -1rem;
        opacity: 0;
        visibility: 0;
        overflow: 0;
        pointer-events: none;
        display: flex;
        flex-direction: column;
        padding: 1rem;
        gap: 1rem;
    }

    nav li:hover > ul {
        opacity: 1;
        visibility: visible;
        pointer-events: all;
    }
}

@media (max-width: 768px) {
    .header-wrapper {
        max-height: 100vh;
        overflow: auto;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    header .meta_panel {
        order: 2;
        width: 100%;
    }
    header .menu_main {
        padding-top: 3rem;
    }

    header nav ul {
        display: flex;
        flex-direction: column;
        gap: 1rem;
        align-items: stretch;
    }

    header nav {
        display: none;
    }

    .ul_to_toggle {
        cursor: pointer;
        display: inline-block;
        vertical-align: middle;
        line-height: 0;
        display: inline-block;
    }

    .ul_to_toggle:after {
        content: '+';
        font-size: 2em;
    }

    nav li > .ul_to_toggle:not(.open) + ul {
        display: none;
    }

    nav li > .ul_to_toggle.open + ul {
        padding-top: 1rem;
    }
}