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

#header {
    background: #2c3e50;
    color: white;
    padding: 10px;
    text-align: center;
    font-size: 22px;
}

#map {
    width: 100%;
    height: calc(100vh - 160px);
}

#taskBox {
    background: #ffffffee;
    padding: 15px;
    position: fixed;
    bottom: 0;
    width: 100%;
    border-top: 2px solid #333;
}

.hidden {
    display: none;
}

#scoreBox {
    padding: 10px;
    background: #eee;
    text-align: center;
    font-size: 18px;
}