body {
    font-family: "Playfair Display", serif;
    margin: 0;
    padding: 0;
    background-color: #f5f5f5;
}

.header {
    background-color: black;
    color: white;
    padding: 2rem;
    text-align: center;
}

.header h1 {
    margin: 0;
    font-size: 2.5rem;
}

.header p {
    margin: 10px 0 0;
    font-size: 1.2rem;
}

.family-tree-container {
    width: 100%;
    height: calc(100vh - 200px);
    margin: 0 auto;
    background-color: white;
}

#tree {
    width: 100%;
    height: 100%;
}

.node {
    color: white;
}

.node circle {
    fill: #fff;
    stroke: #4CAF50;
    stroke-width: 2px;
}

.node text {
    font-size: 14px;
    font-family: "Playfair Display", serif;
    color: white;
}

.link {
    fill: none;
    stroke: #ccc;
    stroke-width: 1px;
}

.node-info {
    padding: 10px;
    background: white;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 12px;
}

footer {
    text-align: center;
    padding: 1rem;
    background-color: black;
    color: white;
}