body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #3a241a;
    color: #fff;
}

header {
    background: #a33a17;
    padding: 20px;
    text-align: center;
}

nav a {
    color: #fff;
    margin: 0 15px;
    text-decoration: none;
    font-weight: bold;
}

nav a:hover {
    color: #ffcc66;
}

.icerik-alani iframe {
    width: 100%;
    height: 80vh;
    border: none;
}

.foto-alan {
    width: 100%;
    height: 250px;
    background: #5c351f;
    border: 2px dashed #ffcc66;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 20px;
    font-weight: bold;
    font-size: 18px;
}

footer {
    background: #a33a17;
    text-align: center;
    padding: 15px;
}