How to center align input in bootstrap?

Question

css

Good afternoon, it is necessary that the input be aligned to the center,
using margin-left is not correct and the design may deteriorate, how to do this correctly?

Answer 1

put on the grid. Align the mesh to the center.
something like:

<div class="col-md-4 col-md-offset-4">
<!-- inputs here -->
</div>