* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.game-container {
    background: white;
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    padding: 20px;
    max-width: 1200px;
    width: 100%;
}

.game-header {
    margin-bottom: 20px;
    text-align: center;
}

.game-header h1 {
    color: #333;
    margin-bottom: 10px;
    font-size: 2em;
}

.controls-info {
    background: #f0f0f0;
    padding: 10px;
    border-radius: 6px;
    margin-bottom: 15px;
    font-size: 0.9em;
    color: #555;
}

.character-upload {
    margin-top: 10px;
}

.character-upload label {
    display: inline-block;
    margin-right: 10px;
    color: #555;
    font-weight: 500;
}

.character-upload input[type="file"] {
    padding: 5px;
    border: 2px solid #ddd;
    border-radius: 4px;
    cursor: pointer;
}

#gameCanvas {
    display: block;
    border: 3px solid #333;
    border-radius: 8px;
    background: #87CEEB;
    width: 100%;
    max-width: 1000px;
    margin: 0 auto;
    cursor: none;
}

.game-stats {
    margin-top: 15px;
    display: flex;
    justify-content: center;
    gap: 30px;
    font-size: 0.9em;
    color: #666;
}

.game-stats div {
    background: #f9f9f9;
    padding: 8px 15px;
    border-radius: 4px;
}

.game-stats span {
    font-weight: bold;
    color: #333;
}