body {
            margin: 0;
            padding: 20px;
            background: white;
            font-family: Arial, sans-serif;
            user-select: none;
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100vh;
            flex-direction: column;
        }
        .game-container {
            display: flex;
            align-items: flex-start;
            gap: 20px;
        }
        #gameArea {
            width: 300px;
            height: 400px;
            position: relative;
            background: white;
            overflow: hidden;
            border: 4px solid #333;
            border-radius: 25px;
            box-shadow: 0 0 20px rgba(0,0,0,0.3);
        }
        .score-health-container {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
            margin-bottom: 20px;
        }
        #healthBar {
            display: flex;
            flex-direction: row;
            gap: 5px;
            align-items: center;
	    margin-left: 40px;
        }
        #startBtn {
            width: 300px;
            margin-top: 5px;
            transition: opacity 0.5s ease-out;
            font-family: 'ONE-Mobile-Title';
        }
        .hidden {
            opacity: 0;
            pointer-events: none;
        }
        h1 {
            color: black;
            margin-bottom: 20px;
            font-family: 'Mungyeong-Gamhong-Apple';
        }
        #score {
            font-size: 22px;
            font-family: 'ONE-Mobile-Title';
            color: black;
            font-weight: 300;
            text-align: center;
	    margin-right: 40px;
        }
        #gameOver {
            display: none;
            text-align: center;
            font-size: 24px;
            color: red;
            margin-top: 5px;
            font-family: 'RixXladywatermelonR';
        }
        .player {
            width: 30px;
            height: 30px;
            background: blue;
            position: absolute;
            bottom: 0px;
            left: calc(50% - 15px);
            z-index: 1;
            border-radius: 0px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.3);
        }
        .block {
            width: 60px;
            height: 20px;
            position: absolute;
            top: 0;
            z-index: 1;
            border-radius: 5px;
            box-shadow: 0 2px 5px rgba(0,0,0,0.3);
        }
        .heart-item, .bomb-item {
            width: 20px;
            height: 20px;
            position: absolute;
            top: 0;
            z-index: 1;
            cursor: pointer;
        }
        .explosion {
            width: 60px;
            height: 60px;
            position: absolute;
            z-index: 10;
            border-radius: 50%;
            background: radial-gradient(circle, #ff6b00, #ff0000, #8b0000);
            animation: explode 0.5s ease-out;
            pointer-events: none;
        }
        @keyframes explode {
            0% { transform: scale(0); opacity: 1; }
            50% { transform: scale(1.2); opacity: 0.8; }
            100% { transform: scale(1.5); opacity: 0; }
        }
        .control-buttons {
            display: flex;
            justify-content: space-around;
            margin-top: 10px;
            width: 100%;
        }
        .control-btn {
            width: 30%;
            height: 50px;
            opacity: 0.7;
            background: rgba(0,0,0,0.2);
            border: none;
            z-index: 2;
            color: black;
            border-radius: 10px;
            box-shadow: 0 4px 15px rgba(0,0,0,0.2);
            transition: all 0.2s;
        }
        
        .control-btn:hover, .control-btn:active {
            background: rgba(0,0,0,0.3);
            transform: scale(0.95);
        }
        @media (min-width: 768px) {
            .control-buttons {
                display: none;
            }
        }
        #instructions {
            height: 100%;
            background: #f8f9fa;
            color: black;
            font-family: 'RixXladywatermelonR';
            font-size: 18px;
        }
        .health-heart {
            width: 25px;
            height: 25px;
            cursor: default;
        }
        @font-face {
            font-family: 'Mungyeong-Gamhong-Apple';
            src: url('https://fastly.jsdelivr.net/gh/projectnoonnu/2410-2@1.0/Mungyeong-Gamhong-Apple.woff2') format('woff2');
            font-weight: normal;
            font-style: normal;
        }
        @font-face {
            font-family: 'RixXladywatermelonR';
            src: url('https://fastly.jsdelivr.net/gh/projectnoonnu/2408-4@1.0/RixXladywatermelonR.woff2') format('woff2');
            font-weight: normal;
            font-style: normal;
        }
        @font-face {
            font-family: 'ONE-Mobile-Title';
            src: url('https://fastly.jsdelivr.net/gh/projectnoonnu/noonfonts_2105_2@1.0/ONE-Mobile-Title.woff') format('woff');
            font-weight: normal;
            font-style: normal;
        }
        #leftBtn {
            font-family: 'RixXladywatermelonR';
            font-size: 35px;
	    touch-action:manipulation;
        }
        #rightBtn {
            font-family: 'RixXladywatermelonR';
            font-size: 35px;
	    touch-action:manipulation;
        }
        #jumpBtn {
            font-family: 'RixXladywatermelonR';
            font-size: 35px;
	    touch-action:manipulation;
        }
        .maingame {
            width: 400px;
            padding: 30px;
        }
        html {
         -webkit-user-select: none !important; 
         -moz-user-select: -moz-none !important;
         -ms-user-select: none !important;
         user-select: none !important;
        }