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

        body {
            font-family: 'Arial', sans-serif;
            background: linear-gradient(135deg, #009393 0%, #764ba2 100%);
            display: flex;
            justify-content: center;
            align-items: center;
            min-height: 100vh;
            padding: 20px;
        }

        .game-container {
            background: white;
            border-radius: 20px;
            padding: 30px;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
            max-width: 500px;
        }

        h1 {
            text-align: center;
            color: #408080;
            margin-bottom: 10px;
        }

        .instructions {
            text-align: center;
            color: #666;
            margin-bottom: 20px;
            font-size: 14px;
            line-height: 1.6;
        }

        .game-info {
            display: flex;
            justify-content: space-between;
            margin-bottom: 15px;
            font-weight: bold;
            color: #333;
        }

        .info-item {
            display: flex;
            align-items: center;
            gap: 5px;
        }

        #gameCanvas {
            border: 3px solid #667eea;
            border-radius: 10px;
            cursor: crosshair;
            display: block;
            background: #f0f8ff;
        }

        .game-over {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            background: rgba(0, 0, 0, 0.8);
            color: white;
            padding: 30px 50px;
            border-radius: 15px;
            text-align: center;
            font-size: 24px;
            font-weight: bold;
            display: none;
        }

        .restart-btn {
            margin-top: 20px;
            padding: 10px 30px;
            background: #667eea;
            color: white;
            border: none;
            border-radius: 10px;
            cursor: pointer;
            font-size: 16px;
            transition: 0.3s;
        }

        .restart-btn:hover {
            background: #764ba2;
            transform: translateY(-2px);
        }

        .hearts {
            color: #e74c3c;
        }