body {
    font-family: Arial, sans-serif;
    max-width: 900px;
    margin: 0 auto;
    padding: 20px;
    text-align: center;
}
#game-container {
    position: relative;
    margin: 20px auto;
    width: 800px;
    max-width: 100%;
    height: 400px;
    border: 2px solid #333;
    overflow: hidden;
}
#map {
    width: 100%;
    height: 100%;
    background-color: #f0f0f0;
    position: relative;
    z-index: 1; /* Ensure proper z-index */
}
#circle-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}
.circle {
    position: absolute;
    border: 2px solid rgba(255, 0, 0, 0.7);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
}
.city-marker {
    position: absolute;
    width: 10px;
    height: 10px;
    background-color: red;
    border-radius: 50%;
    transform: translate(-50%, -50%);
}
.city-label {
    position: absolute;
    transform: translate(-50%, -30px);
    background-color: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 2px 5px;
    border-radius: 3px;
    font-size: 12px;
    white-space: nowrap;
}
.controls {
    margin: 20px 0;
}
.circle-size {
    display: inline-block;
    margin: 0 10px;
    padding: 8px 15px;
    cursor: pointer;
    background-color: #f0f0f0;
    border: 1px solid #ddd;
    border-radius: 4px;
}
.circle-size.active {
    background-color: #007bff;
    color: white;
    border-color: #0056b3;
}
#submit-guess {
    padding: 8px 20px;
    background-color: #28a745;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    margin-left: 20px;
}
#submit-guess:disabled {
    background-color: #cccccc;
    cursor: not-allowed;
}
#score-display {
    font-size: 18px;
    margin: 20px 0;
}
#round-display {
    font-size: 16px;
    margin-bottom: 10px;
}
#city-prompt {
    font-size: 20px;
    margin: 20px 0;
    font-weight: bold;
}
#result-message {
    margin: 20px 0;
    font-size: 18px;
}
#next-round {
    padding: 8px 20px;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    display: none;
}
#game-over {
    display: none;
    background-color: rgba(0, 0, 0, 0.8);
    color: white;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 100;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}
#restart-game {
    padding: 10px 20px;
    background-color: #28a745;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    margin-top: 20px;
}
.city-label-tooltip {
    background-color: rgba(0, 0, 0, 0.7);
    color: white;
    border: none;
    border-radius: 3px;
    padding: 2px 5px;
    font-size: 12px;
}