body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background-color: #000000;
            color: #ffffff;
            margin: 0;
            padding: 0;
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100vh;
        }
        .error-container {
            text-align: center;
        }
        .error-icon {
            width: 80px;
            height: 80px;
            stroke: red;
            stroke-width: 2;
            stroke-linecap: round;
            stroke-linejoin: round;
        }
        .error-title {
            font-size: 22px;
            margin-bottom: 10px;
        }
        .error-message {
            font-size: 16px;
            color: #adb5bd;
        }