Form Element Sizes

Form control small Size add class .form-control-sm to .form-control

Form control small Size add class .form-control-lg to .form-control

Select2 Sizes

Checkbox Sizes

Checkboxes
Checkboxes Medium Sizes
Checkboxes Large Size

Radio Sizes

Radios
Medium Radios
Large Radios

Check Box Sizes Switches

Radio Button Sizes Switches

Form Elements With Sizes

Form-control small sizes
Form-control Medium sizes
Form-control Large sizes