body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #f4f6f8;
}

/* Header */
.header-container {
    display: flex;
    align-items: center;
    padding: 6px 23px;
    background: #1e88e5;
    color: white;
}

.burger {
    font-size: 2.0em;
    font-weight: 1000;
    cursor: pointer;
    margin-right: 10px;
}

.title {
    flex: 1;
    text-align: center;
}

.title h1 {
    font-size: 1.2em;
    margin: 0;
}

.title p {
    font-size: 0.75em;
    margin: 0;
    opacity: 0.9;
}

/* Overlay */
.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.4);
    opacity: 0;
    visibility: hidden;
    transition: 0.3s;
    z-index: 9;
}

.overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Side Menü */
.side-menu {
    position: fixed;
    top: 0;
    left: -260px;
    width: 260px;
    height: 100%;
    background: #1565c0;
    display: flex;
    flex-direction: column;
    padding-top: 60px;
    transition: 0.3s;
    z-index: 10;
}

.side-menu.active {
    left: 0;
}

.side-menu a {
    color: white;
    text-decoration: none;
    padding: 15px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.2);
}

.side-menu a:hover {
    background: rgba(255,255,255,0.1);
}

.contact {
    float: left;
    padding: 15px 20px;
    width: 90%;
    border-bottom: 1px solid rgba(255,255,255,0.2);
}

.weather-wiget {
    float: left;
    width: 30%;
    padding: 15px 20px;
}

.ueber {
    width: 70%;
    padding: 15px 20px;
}

.cframe {
    height: 87vh;
    width: 100%;
}

.pic {
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Inhalt */
main {
    padding: 0px;
}

.iframe-container {
    position: relative;
    width: 100%;
    height: 95vh;
    border-radius: 0px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    background: white;
}

iframe {
    width: 100%;
    height: 100%;
    border: none;
}

footer {
    text-align: center;
    padding: 10px;
    font-size: 0.9em;
    color: #666;
}