#mindmap {
    position: relative;
    width: 100%;
    height: 90vh;
}

#mindmap svg {
    width: 100%;
    height: 100%;
}

#loading-bar {
    position: absolute;
    top: 0;
    left: 0;
    width: 0%;
    height: 4px;
    background-color: #000000;
    transition: width 0.3s ease;
    z-index: 1;
}

.first-node-label {
    font-weight: bold;
    color: #fa5f43;
    background-color: black;
}