<link href="//maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js"></script>
<script src="//code.jquery.com/jquery-1.11.1.min.js"></script>
<!DOCTYPE html>
<html lang="en">
<head>
<title>Bootstrap Example</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css">
<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>
<div class="container">
<div class="row">
<div class="col-md-4 col-lg-4 col-sm-6 img_space ">
<img class="img-responsive" src=" https://www.elastic.co/assets/bltada7771f270d08f6/enhanced-buzz-1492-1379411828-15.jpg" data-toggle="modal" data-target="#myModal">
</div>
<div class="col-md-4 col-lg-4 col-sm-6 img_space">
<img class="img-responsive" src=" http://ixfocus.com/projects/Intellia1/intelliaold/images/Birds-national-geographic-6873734-1600-1200.jpg" data-toggle="modal" data-target="#myModal1">
</div>
<div class="col-md-4 col-lg-4 col-sm-6 img_space">
<img class="img-responsive" src=" https://www.elastic.co/assets/bltada7771f270d08f6/enhanced-buzz-1492-1379411828-15.jpg" data-toggle="modal" data-target="#myModal2">
</div>
</div>
