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

        html,
        body {
            height: 100%;
            font-family: 'Inter', sans-serif;
            background-color: #111;
            color: #fff;
            line-height: 1.6;
            display: flex;
            flex-direction: column;
            overflow: hidden;
        }

        #node-animation-container {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 1;
            opacity: 0.5;
            pointer-events: none;
        }

        #node-animation-canvas {
            width: 100%;
            height: 100%;
        }

        /* hide on smaller screens (aka mobile) */
        @media (max-width: 600px) {
            #node-animation-container {
                display: none;
            }
        }

        .header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px 20px;
            background-color: #111;
            z-index: 10;
            flex-shrink: 0;
            position: relative;
        }

        .logo img {
            height: 40px;
        }

        .main-wrapper {
            flex-grow: 1;
            display: flex;
            flex-direction: column;
            overflow-y: auto;
            z-index: 2;
            position: relative;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 20px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            flex-grow: 1;
        }

        .footer {
            margin-top: auto;
            text-align: center;
            font-size: 12px;
            color: #aaa;
            padding: 15px 20px;
            border-top: 1px solid #333;
            width: 100%;
            flex-shrink: 0;
            position: relative;
            background-color: #111;
        }