JSFiddle - React, Tailwind, and code Playground

by Manju06

HTML

<head>
	<meta charset="utf-8">
	<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
	<meta name="description" content="">
	<meta name="author" content="">
	<link rel="icon" href="">
	<title>Title</title>
	<!-- Bootstrap core CSS -->
	<link rel="stylesheet" href="ressources/style.css">
	<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css" integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">
	<link rel="stylesheet" href="https://getbootstrap.com/docs/4.0/examples/sign-in/signin.css" integrity="sha384-mKB41Eu6sQQvXR8fqvXcVe8SXodkH6cYtVvHkvLwE7Nq0R/+coO4yJispNYKy9iZ" crossorigin="anonymous">
	<script src="https://code.jquery.com/jquery-3.4.1.min.js" integrity="sha256-CSXorXvZcTkaix6Yvo6HppcZGetbYMGWSFlBw8HfCJo=" crossorigin="anonymous"></script>
	<script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/umd/popper.min.js" integrity="sha384-Q6E9RHvbIyZFJoft+2mJbHaEWldlvI9IOYy5n3zV9zzTtmI3UksdQRVvoxMfooAo" crossorigin="anonymous"></script>
	<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.4.1/js/bootstrap.min.js" integrity="sha384-wfSDF2E50Y2D1uUdj0O3uMBJnjuUD4Ih7YwaYd1iqfktj0Uod8GCExl3Og8ifwB6" crossorigin="anonymous"></script>
</head>

<body>
	<div class="container-fluid" style="margin-top: 120px;">
		<form method="post" action="requetes/creerMission.php" role="form" id="formulaire">
		<h1>Title :</h1>
		<hr/>
		<input class="form-control" id="item_id" type="number" name="item_id" placeholder="Numéro de bon de livraison" required>
		<hr/>
		<input class="form-control" id="item_name" name="item_name" type="text" placeholder="Client" required>
		<hr/>
		<input class="form-control" id="item_desc" name="item_desc" type="text" placeholder="Adresse" required>
		<hr/>
		<input class="form-control" id="number_items" type="number" name="number_items" placeholder="M³" pattern="[0-9]+([\.,][0-9]+)?" step="0.01"...

CSS

body{
  display: block !important;
  margin: 0 !important;
  padding: 0 !important;
}
#message_bienvenue{
  margin: 10px;
  text-align: center;
  width: 100%;
}

#bouton_mission{
  margin: 0 auto;
}

#livraison_chauffeur{
  margin: 0 auto;
  padding-top: 20px;
  width: 90%;
}

.container-fluid{
  margin-top: 70px;
}

.navbar-nastasi{
  position: absolute !important;
  top: 0;
  left: 0px;
}
#MainFlex
{
  display:flex;
  flex-direction:row;
  align-items: baseline;
  position:relative;
  border: 1px solid red;
  justify-content: space-around;
}

/* BOUTON */
.btn-xl img{
height:70px;
width:70px; 
}

.text-button{
  margin-top: 40px;
}

.text-button label{
  font-size: 11px;
}