Description of the Problem

Size(horizontal) of the input field "Find an instance size" not aligned with overall size of the instance type drop-down definition from wizard's machine pool step definition.

Expectation is that, the horizontal size of the input field should be  aligned with overall size of the pane

How reproducible:

always

Steps to Reproduce:

1. Open OCM UI staging.
2. Open a OSD or ROSA wizard.
3. Reach to default machine pool step.
4. Click "Instance type" drop-down and view the pane elements.

Actual results:

The Size(horizontal) of the input field "Find an instance size" not aligned with overall size of the instance type drop-down definition from wizard's machine pool step definition.

Expected results:

the horizontal size of the input field should be  larger and aligned with overall size of the pane