bootstrap file upload

<form>
  <div class="form-group">
    <label for="exampleFormControlFile1">Example file input</label>
    <input type="file" class="form-control-file" id="exampleFormControlFile1">
  </div>
</form>

<div class="form-check">
  <input type="checkbox" class="form-check-input" id="exampleCheck1">
  <label class="form-check-label" for="exampleCheck1">Check me out</label>
</div>

  <form>
  <div class="custom-file">
    <input 
  type="file" class="custom-file-input" id="customFile">
    
  <label class="custom-file-label" for="customFile">Choose file</label>
  
  </div>
</form>

 <div class="form-check form-check-inline">
      <input id="checkbox3" type="checkbox" checked="checked">
      <label for="checkbox3">Checkbox checked</label>
    </div>