<link href="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/js/bootstrap.min.js"></script>
<script src="//cdnjs.cloudflare.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
<button type="button" class="btn btn-primary" data-toggle="modal" data-target="#exampleModal">
Launch demo modal
</button>
<div class="modal fade" id="exampleModal" tabindex="-1" role="dialog" aria-labelledby="exampleModalLabel" aria-hidden="true">
<div class="modal-dialog modal-lg" role="document">
<div class="modal-content">
<div class="modal-header">
<h5 class="modal-title" id="exampleModalLabel">Modifier un message</h5>
<button type="button" class="close" data-dismiss="modal" aria-label="Close">
<span aria-hidden="true">×</span>
</button>
</div>
<div class="modal-body">
<div class="form-group row">
<label class="col-4 col-form-label" for="Créé par">Créé par</label>
<div class="col-8">
<input id="Créé par" name="Créé par" type="text" placeholder="Renaud Vilain" class="form-control input-md">
</div>
</div>
<div class="form-group row">
<label class="col-4 col-form-label" for="text1">Date de création</label>
<div class="col-8">
<div class="input-group">
<input id="text1" name="text1" type="text" class="form-control" required="required" value="01/01/2023">
<div class="input-group-append">
<div class="input-group-text">[]</div>
</div>
</div>
