body, html {
    margin: 0;
    padding: 0;
    height: 100%;
    font-family: Arial, sans-serif;
}

#map {
    height: 100vh;
    width: 100%;
}

#controls {
    position: absolute;
    top: 10px;
    left: 10px;
    z-index: 1000;
    background: white;
    padding: 10px;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0,0,0,0.5);
}

#controls input, #controls button {
    margin: 5px;
    padding: 5px;
}

.leaflet-popup-content {
    font-size: 14px;
}