Manual Slideshow

<!DOCTYPE html>
<html>
<head>
	<title>Manual Slideshow | 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="Manual Slideshow">
	<meta name="author" content="Mezgani said">
	<meta name="copyright" content="NGLESSON">
	<meta name="robots" content="index,follow">
	<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" type="text/css">
	<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap-theme.min.css" type="text/css">  
	<link rel="stylesheet" href="https://www.w3schools.com/w3css/4/w3.css">
	<link href="style.css" rel="stylesheet" type="text/css">
</head>
<body class="container">
<div class="row">
	<div class="col-lg-6 mt-5">
		<h2 class="text-center">Manual Slideshow</h2>
		<div class="col-lg-12">
			<img class="Slideshow" src="../../assets/imgs/menu/citation-motivation.jpg" >
			<img class="Slideshow" src="../../assets/imgs/menu/problematique.jpg" >
			<img class="Slideshow" src="../../assets/imgs/menu/e-learning-developpement.jpg" >
			<button class="w3-button w3-black w3-display-left" onclick="plusDivs(-1)">&#10094;</button>
			<button class="w3-button w3-black w3-display-right" onclick="plusDivs(1)">&#10095;</button>
		</div>
	</div>		
</div>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
<script type="text/javascript" src="script.js"></script>
</body>
</html>
.Slideshow{
    width: 100%;
    height: 400px;
}

var slideIndex = 1;
showDivs(slideIndex);

function plusDivs(n) {
  showDivs(slideIndex += n);
}

function showDivs(n) {
  var i;
  var x = document.getElementsByClassName("Slideshow");
  if (n > x.length) {slideIndex = 1}    
  if (n < 1) {slideIndex = x.length}
  for (i = 0; i < x.length; i++) {
     x[i].style.display = "none";  
  }
  x[slideIndex-1].style.display = "block";  
}
Background div gradient

Background div gradient

Background overlay

Background overlay

Card 4 Product Style01

Card 4 Product Style01

Card Bootstrap4 02

Card Bootstrap4 02

Convertir une div en image

Convertir une div en image

Creation dune icone de prechargement avec css

Creation dune icone de prechargement avec css

Css Page grid layout

Css Page grid layout

Header Aside Footer Admin

Header Aside Footer Admin

Header with background animate 01

Header with background animate 01

Image hover effects style

Image hover effects style

Input range slider HTML style05

Input range slider HTML style05

Table Responsive with css 01

Table Responsive with css 01