.form-container_survey {
            background-color: #fff;
            padding: 30px;
            border-radius: 8px;
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
            width: 100%;
            max-width: 500px;
        }
        .form-group_survey {
            margin-bottom: 15px;
        }

        .modal_survey {
            display: none;
            position: fixed;
            z-index: 1000;
            left: 0;
            top: 0;
            width: 100%;
            height: 100%;
            overflow: auto;
            background-color: rgba(0,0,0,0.4);
        }
        .modal-content_survey {
            background-color: #fefefe;
            margin: 15% auto; 
            padding: 20px;
            border: 1px solid #888;
            width: 80%;
            max-width: 300px;
            text-align: center;
            border-radius: 8px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.3);
        }
        .modal-content_survey.success {
            border-left: 5px solid #28a745;
        }
        .modal-content_survey.error {
            border-left: 5px solid #dc3545;
        }
        .close-btn_survey {
            color: #aaa;
            float: right;
            font-size: 28px;
            font-weight: bold;
            line-height: 1;
        }
        .close-btn_survey:hover,
        .close-btn_survey:focus {
            color: #000;
            text-decoration: none;
            cursor: pointer;
        }
       
        .modal-content_survey {
            height: 80%;
            background-color: #fefefe;
            margin: 2% auto;
            padding: 20px;
            border: 1px solid #888;
            width: 90%;
            max-width: 100%;
            text-align: center;
            border-radius: 8px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.3);
        }
        
        .modal-content_survey .iframe-active_survey #modalMessage {
            display: none;
        }