body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background: #f0f2f5;
    color: #333;
}
header {
    background: #0056b3;
    color: white;
    padding: 1em;
    text-align: center;
}
#controls button {
    margin: 0.2em;
    padding: 0.5em 1em;
    border: none;
    background: #007bff;
    color: white;
    cursor: pointer;
    border-radius: 5px;
}
#controls button:hover {
    background: #0056b3;
}
#map {
    width: 100%;
    height: 500px;
}
#status {
    padding: 0.5em;
    font-weight: bold;
}
#alternatives, #history {
    padding: 1em;
}
#retryBtn {
    display: block;
    margin: 1em auto;
    padding: 0.7em 2em;
    background: #28a745;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}
#retryBtn:hover {
    background: #218838;
}