/* Css for , Version=1768183010 */
 
        :root {
            --primary-blue: #0056b3; /* Si Atom Blue */
            --text-main: #333;
            --bg-color: #ffffff;
            --chlorine-green: #2ecc71; /* Cl Atom Green */
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
            margin: 0;
            padding: 20px 0;
            background-color: var(--bg-color);
            color: var(--text-main);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            min-height: 100vh;
        }

        /* Header Styles */
        .header-title {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--primary-blue);
            margin-bottom: 5px;
            text-align: center;
            letter-spacing: 1px;
        }
        
        .header-subtitle {
            font-size: 1rem;
            color: #666;
            margin-bottom: 15px;
            text-align: center;
        }
        
        .formula sub {
            font-size: 70%;
            vertical-align: sub;
        }

        /* 3D Container */
        #canvas-container {
            width: 90%;
            max-width: 600px; 
            height: 333px;
            position: relative;
            box-shadow: 0 8px 20px rgba(0,0,0,0.1);
            border-radius: 10px;
            background: #f8f8f8;
            overflow: hidden;
        }

        .css-label-renderer {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
        }
        
        .interaction-hint {
            font-size: 12px; 
            position: absolute;
            bottom: 10px;
            left: 50%;
            transform: translateX(-50%);
            color: #666;
            pointer-events: none;
            background: rgba(255,255,255,0.8);
            padding: 4px 12px;
            border-radius: 15px;
            z-index: 11;
        }

        .atom-label {
            font-size: 12px; 
            color: white;
            padding: 1px 4px;
            border-radius: 4px;
            font-weight: bold;
            text-shadow: 0 0 3px rgba(0,0,0,0.5);
            pointer-events: none;
        }

        .si-label { background-color: var(--primary-blue); }
        .h-label { background-color: #666; color: #eee; }
        .cl-label { background-color: var(--chlorine-green); color: #fff; }
        
        @media (max-width: 768px) {
            #canvas-container {
                height: 280px;
            }
            .header-title {
                font-size: 1.5rem;
            }
        }