bootstrap select input type styles code example
Example 1: bootstrap checkbox
<div>
<div class="row">
<div class="form-check form-check-inline">
<input id="checkbox2" type="checkbox">
<label for="checkbox2">Checkbox not checked</label>
</div>
<div class="form-check form-check-inline">
<input id="checkbox3" type="checkbox" checked="checked">
<label for="checkbox3">Checkbox checked</label>
</div>
</div>
</div>
Example 2: bootstrap form input select
<div class="col-lg-6 col-md-6 col-12">
<div class="input-group mb-3">
<div class="input-group-prepend">
<select class="form-control select2bs4" name="country_code" id="country_code" style="width: 100%">
<option value="+91">+91</option>
<option value="+351">+351</option>
<option value="+1">+1</option>
</select>
</div>
<input type="text" name="user" class="form-control" placeholder="Email Or Mobile Number">
</div>
</div>