Créer une input search animée

<!DOCTYPE html>
<html>
<head>
	<title>CRÉER UNE INPUT SEARCH ANIMÉE | par NGLESSON</title>
	<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
	<meta http-equiv="X-UA-Compatible" content="IE=edge">
	<meta name="viewport" content="width=device-width, initial-scale=1">
	<meta name="keyword" content="CRÉER UNE INPUT SEARCH ANIMÉE">
	<meta name="author" content="Mezgani said">
	<meta name="copyright" content="NGLESSON">
	<link href="https://maxcdn.bootstrapcdn.com/bootstrap/4.1.1/css/bootstrap.min.css" rel="stylesheet">
	<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css">
	<link href="style.css" rel="stylesheet">
</head>
<body>
	<div class="container mt-5 mb-5">
		<div class="row text-center mx-auto">
			<input class="form-control" type="search" name="search" placeholder="Chercher..">
		</div>
	</div>
	<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>                       
	<script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.1.1/js/bootstrap.min.js"></script> 
</body>
</html>
input[type=search] {
    width: 150px;
    -o-transition: width 0.3s ease-in-out;
    -webkit-transition: width 0.3s ease-in-out;
    -moz-transition: width 0.3s ease-in-out;
    transition: width 0.3s ease-in-out;
}

input[type=search]:focus {
  width: 100%;
}

                                    
Asidebar Bootstrap4 style01

Asidebar Bootstrap4 style01

Bloc resizable with jquery

Bloc resizable with jquery

Bootstrap 3 Popover avec html contenu

Bootstrap 3 Popover avec html contenu

Carousel 8 bloc with B4

Carousel 8 bloc with B4

Chercher un mot sur la liste

Chercher un mot sur la liste

Elastic Content Slider

Elastic Content Slider

Input file style02

Input file style02

Manual Slideshow

Manual Slideshow

Menu aside style01 slide out

Menu aside style01 slide out

Page 404 exemple 01

Page 404 exemple 01

login page green one

login page green one

texte animate effects style 01

texte animate effects style 01