body {
            background-color: #ffffff;
            font-family: 'Courier New', Courier, monospace;
            margin: 0;
            display: flex;
            justify-content: center;
        }

        .container {
            width: 900px;
            display: flex;
            margin-top: 20px;
            border: 1px solid #eee;
        }

        .sidebar {
            width: 250px;
            display: flex;
            flex-direction: column;
        }

        .header-top {
            background: #000;
            color: white;
            padding: 5px;
            font-size: 10px;
            font-weight: bold;
        }

        .logo-area {
            height: 200px;
            background: #f0f0f0; 
            display: flex;
            align-items: center;
            justify-content: center;
            border-bottom: 2px solid #000;
        }

        .nav-section {
            background-color: #4dc3ff; 
            padding: 20px 0;
            display: flex;
            flex-direction: column;
            align-items: flex-end;
        }

      
        .nav-item {
            background: white;
            color: #000;
            text-decoration: none;
            padding: 5px 15px;
            margin-bottom: 2px;
            border-radius: 15px 0 0 15px; 
            font-size: 12px;
            font-weight: bold;
            width: 80%;
            text-align: right;
            border: 1px solid #ddd;
            transition: background 0.3s;
        }

        .nav-item:hover {
            background: #eee;
        }

        .nav-item.black { background: #000; color: white; }
        .nav-item.red { background: #ff0055; color: white; }

        .status-bar {
            background: #ffff00;
            padding: 5px;
            font-size: 10px;
            font-weight: bold;
        }

        /* Columna Derecha de Contenido */
        .main-content {
            flex-grow: 1;
            padding: 0 10px;
            background: white;
        }

        .top-bar-right {
            border-top: 10px repeating-linear-gradient(45deg, #ccc, #ccc 2px, #fff 2px, #fff 4px);
            display: flex;
            justify-content: flex-end;
            padding: 5px;
            font-size: 11px;
            color: #ff0055;
            font-weight: bold;
        }

        .content-block {
            background-color: #e6e6e6;
            height: 83px;
            margin-bottom: 15px;
            border-radius: 0; 
            font-family: arial; 
            text-align: center;
        } 
        .content-block:hover { 
            background-color: #6c6c6c; 
            color: white;
        }

        /* Decoración de puntos en el azul */
        .dots-pattern {
            background-image: radial-gradient(#ffffff 1px, transparent 1px);
            background-size: 10px 10px;
        } 

        .stuff { 
            background-color: white; 
            color: white; 

        }
    
        .content-all { 
               background-color: #e6e6e6;
            height: fit-content;
            margin-bottom: 15px;
            border-radius: 0; 
            font-family: arial; 
            text-align: center; 
        }