* {
    box-sizing: border-box;
}

html {
    font-family: Arial, Helvetica, sans-serif;
    color: #222;
    background: #fff;
}

body {
    margin: 0;
    line-height: 1.6;
}

img {
    max-width: 100%;
    height: auto;
}

a {
    color: #005b8f;
}

.container {
    width: min(1200px, calc(100% - 40px));
    margin: 0 auto;
}

/* Header */

.site-header {
    background: #005b8f;
    color: #fff;
}

.site-logo {
    display: block;
    padding: 22px 0;
    color: #fff;
    font-size: 2rem;
    font-weight: bold;
    text-decoration: none;
}

/* Navigation */

.main-navigation ul {
    display: flex;
    flex-wrap: wrap;
    margin: 0;
    padding: 0;
    list-style: none;
}

.main-navigation li {
    position: relative;
}

.main-navigation a {
    display: block;
    padding: 12px 14px;
    color: #fff;
    text-decoration: none;
}

.main-navigation a:hover,
.main-navigation li.active > a,
.main-navigation li.current > a {
    background: rgba(255,255,255,.18);
}

/* Untermenü */

.main-navigation ul.submenu {
    display: none;
    position: absolute;
    z-index: 100;
    top: 100%;
    left: 0;
    min-width: 240px;
    background: #005b8f;
}

.main-navigation li:hover > ul.submenu {
    display: block;
}

.main-navigation ul.submenu li {
    width: 100%;
}

/* Inhalt */

.site-main {
    min-height: 500px;
    padding: 45px 0;
}

/* Footer */

.site-footer {
    margin-top: 50px;
    padding: 30px 0;
    background: #222;
    color: #fff;
}

.footer-navigation {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-top: 10px;
}

.site-footer a {
    color: #fff;
}

/* Mobil */

@media (max-width: 800px) {

    .container {
        width: min(100% - 24px, 1200px);
    }

    .main-navigation ul {
        display: block;
    }

    .main-navigation a {
        border-top: 1px solid rgba(255,255,255,.15);
    }

    .main-navigation ul.submenu {
        position: static;
        display: block;
        padding-left: 15px;
    }
}