body {
    background-color: #000;
    color: #fff;
    font-family: 'Courier New', Courier, monospace;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 0;
    padding: 20px;
    width: 100%;
    box-sizing: border-box;
    overflow-x: hidden;
}

.game-container {
    border: 2px solid #fff;
    margin-bottom: 20px;
    width: min(720px, calc(100vw - 20px));
    max-width: 800px; /* Mantenemos un ancho máximo */
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
    background-color: #111;
    border-bottom: 2px solid #fff;
}

.header h1 {
    margin: 0;
    font-size: 2em;
}

.score-container span {
    font-size: 1.2em;
    margin-left: 20px;
}

canvas {
    background-color: #000;
    display: block;
    width: 100% !important;
    height: auto !important;
    max-width: 100%;
    max-height: calc(100vh - 140px);
    aspect-ratio: 4 / 3;
    object-fit: contain;
}

@media (max-width: 600px) {
    canvas { max-height: calc(100vh - 190px); }
}

.highscore-container {
    width: 95%;
    max-width: 800px; /* Mantenemos un ancho máximo */
    text-align: center;
    border: 2px solid #fff;
    padding: 20px;
    box-sizing: border-box;
    margin-top: 12px;
}

@media (max-width: 600px) {
    body { padding: 10px; }
    .game-container, .highscore-container { width: 100%; }
    .header { padding: 8px 10px; }
    .header h1 { font-size: 1.25em; }
    .score-container span { font-size: .85em; margin-left: 6px; }
    .highscore-container { padding: 12px; }
}

.highscore-container h2 {
    margin-top: 0;
}

#highscore-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

#highscore-list li {
    display: flex;
    justify-content: space-between;
    padding: 5px 0;
    border-bottom: 1px dashed #555;
}

#highscore-list li:last-child {
    border-bottom: none;
}

/* Modal Styles */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
}

.modal-content {
    background-color: #111;
    padding: 30px;
    border: 2px solid #fff;
    text-align: center;
}

.modal-content h2 {
    margin-top: 0;
}

.modal-content input {
    background-color: #333;
    color: #fff;
    border: 1px solid #fff;
    padding: 10px;
    margin: 10px 0;
    width: 80%;
}

.modal-content button {
    background-color: #fff;
    color: #000;
    border: none;
    padding: 10px 20px;
    font-size: 1em;
    cursor: pointer;
}

.error-message {
    color: #e74c3c;
    font-size: 0.9em;
    margin-top: 10px;
}