: none;
        }

        /* Hidden content for tabs */
        .tab-content {
            display: none;
        }

        .tab-content.active {
            display: block;
        }
    </style>
</head>
<body>
    <!-- Quantum Particle Effects -->
    <div class="quantum-particles" id="quantumParticles"></div>
    
    <div class="browser-container">
        <!-- Browser Header -->
        <div class="browser-header">
            <h1 class="browser-title">ZHTP Quantum Browser</h1>
            
         