body, html {
            height: 100%;
            margin: 0;
            display: flex;
            justify-content: center;
            align-items: center;
            background: black;
            overflow: hidden;
            flex-direction: column;
        }

        .matrix {
            position: absolute;
            width: 100%;
            height: 100%;
            display: block;
        }

        .foreground {
            position: relative;
            z-index: 1;
            display: flex;
            justify-content: center;
            align-items: center;
            flex-direction: column;
        }

        .password-container {
            position: absolute;
            top: 20px;
            display: flex;
            flex-direction: column;
            align-items: center;
            z-index: 2;
        }

        .flashing-text {
            font-size: 24px;
            color: orange;
            animation: flash 1s infinite;
            margin-bottom: 10px;
        }

        @keyframes flash {
            0%, 50%, 100% { opacity: 1; }
            25%, 75% { opacity: 0; }
        }

        .password-input {
            font-size: 18px;
            padding: 10px;
            border: 2px solid orange;
            background: black;
            color: orange;
        }

        canvas {
            position: absolute;
            top: 0;
            left: 0;
        }