body {
    margin: 0;
    padding: 0;
}
#map {
    width: 100%;
    height: 100vh;
}
#controls {
    position: absolute;
    top: 10px;
    right: 10px;
    z-index: 1000;
    background: white;
    padding: 10px;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0,0,0,0.2);
}
.filter {
    display: flex;
    flex-direction: column;
    gap: 5px;
}