Application Functionality : Adding a new item to the "TODO" tasks list. Editing an item in the "TODO" tasks list. Deleting an item from the "TODO" tasks list. Marking an item as "COMPLETED" and moving it to the corresponding list via the checkbox. Deleting an item from the "COMPLETED" list. Editing an item in the "COMPLETED" list. Marking an item as incomplete via the checkbox and moving it into the "TODO" tasks list. The appearance of the application has not been changed. Alternate text is present for all necessary images. The delete button animation works.