Responsive Todo App for daily schedule using HTML5,CSS3 and JavaScript

A website for daily schedules. Where a user can list his daily work. There are three categories. All, Active and Completed. In All category, every to-do task is visible. In the Active category, only active (which are not complete yet) to-do tasks are visible. In the Completed category, the user can see his completed task. There is also a button for deleting the complete task. By clicking the "Clear Completed" button user is able to do all of his complete tasks from the website.

There is also a toggle button for toggling the theme from dark to light. By clicking this toggle button user can change the website mode from dark to light.