Where should I put an Add button in a Bootstrap Modal dialog?

1. Where should modal buttons be placed?
2. How do I add a button to modal popup?
3. Does a modal have to be a button?
4. How to place Bootstrap modal in center?

Where should modal buttons be placed?

In modals and dialogs, align the buttons to the right, or possibly consider a center alignment. Rationale: all major platforms (Windows & macOS) right-align the terminating actions buttons in modals/dialogs, users scan modals in a “Z” pattern (check out the “Gutenberg Diagram”).

How do I add a button to modal popup?

To trigger the modal window, you need to use a button or a link. Then include the two data-* attributes: data-toggle="modal" opens the modal window. data-target="#myModal" points to the id of the modal.

Does a modal have to be a button?

Yes a bootstrap modal can be used without a button.

How to place Bootstrap modal in center?

Answer: Use the CSS margin-top Property

By default, Bootstrap modal window is aligned to the top of page with some margin. But you can align it in the middle of the page vertically using a simple JavaScript trick as described in the example below.