.admin-container {
            display: flex;
            align-items: flex-start;
            background-color: #ffffff;
            padding: 20px;
        }

        .admin-container .tabs-container {
            flex: 1;
            margin-right: 20px;
        }

        .admin-container .content-container {
            flex: 2;
        }

        .admin-container .nav-tabs {
            border-bottom: none;
        }

        .admin-container .nav-link {
            border: none;
            border-top-left-radius: 0.25rem;
            border-top-right-radius: 0.25rem;
            background-color: #f8f9fa;
            color: #495057;
        }

        .admin-container .nav-link.active {
            background-color: #007bff;
            color: #ffffff;
            border-color: #007bff;
        }

        .admin-container .nav-link:hover {
            background-color: #e9ecef;
            color: #495057;
        }

        .admin-container .tab-content {
            padding: 10px;
        }

        .admin-container .form-group {
            margin-bottom: 20px;
        }


        @media (max-width: 767px) {
            .admin-container .form-group input {
                width: 75%;
            }
        }

        @media (min-width: 768px) {
            .admin-container .form-group input {
                width: 50%;
            }
        }


        .admin-container .section-heading {
            font-size: 24px;
            font-weight: bold;
            margin-bottom: 10px;
        }

        .admin-container .error-message {
            color: red;
        }

        .flash-message {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            background-color: #4CAF50;
            color: #fff;
            padding: 20px;
            z-index: 9999;
            display: none;
        }