Description
Bootstrap provides different predefined classes to display images in different formats. Bootstrap Images supports three predefined classes.
Description
Simply add the
.img-rounded class to the image tag, then image will be displayed with rounded corners. Example
[html]
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<!-- The above 3 meta tags *must* come first in the head; any other head content must come *after* these tags -->
<title>SPLessons - Bootstrap Image Examples</title>
<!-- Bootstrap -->
<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.4/css/bootstrap.min.css" rel="stylesheet">
<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.4/css/bootstrap-theme.min.css" rel="stylesheet">
</head>
<body>
<div class="container">
<h2> <a href="http://www.splessons.com/lesson/bootstrap-3-tutorial/"> Bootstrap Images </a> </h2>
<img class="img-rounded" src="http://www.splessons.com/wp-content/uploads/2015/06/bootstrap-splessons1.jpg" alt="SPLessons" width="304" height="236" />
</div>
<!-- jQuery (necessary for Bootstrap's JavaScript plugins) -->
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.2/jquery.min.js"></script>
<!-- Include all compiled plugins (below), or include individual files as needed -->
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.4/js/bootstrap.min.js"></script>
</body>
</html>
[/html]
Cross-browser compatibility
Keep in mind that Internet Explorer 8 does not support rounded corners. Description
Simply add the
.img-circle class to the image tag, then the image will be displayed as a circle. Example
[html]
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<!-- The above 3 meta tags *must* come first in the head; any other head content must come *after* these tags -->
<title>SPLessons - Bootstrap Image Examples</title>
<!-- Bootstrap -->
<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.4/css/bootstrap.min.css" rel="stylesheet">
<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.4/css/bootstrap-theme.min.css" rel="stylesheet">
</head>
<body>
<div class="container">
<h2> <a href="http://www.splessons.com/lesson/bootstrap-3-tutorial/"> Bootstrap Images </a> </h2>
<img class="img-circle" src="http://www.splessons.com/wp-content/uploads/2015/06/bootstrap-splessons1.jpg" alt="SPLessons" width="304" height="236" />
</div>
<!-- jQuery (necessary for Bootstrap's JavaScript plugins) -->
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.2/jquery.min.js"></script>
<!-- Include all compiled plugins (below), or include individual files as needed -->
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.4/js/bootstrap.min.js"></script>
</body>
</html>
[/html]
Description
Simply add the
.img-thumbnail class to the image tag, then the image will be displayed as a circle. Example
[html]
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<!-- The above 3 meta tags *must* come first in the head; any other head content must come *after* these tags -->
<title>SPLessons - Bootstrap Image Examples</title>
<!-- Bootstrap -->
<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.4/css/bootstrap.min.css" rel="stylesheet">
<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.4/css/bootstrap-theme.min.css" rel="stylesheet">
</head>
<body>
<div class="container">
<h2> <a href="http://www.splessons.com/lesson/bootstrap-3-tutorial/"> Bootstrap Images </a> </h2>
<img class="img-thumbnail" src="http://www.splessons.com/wp-content/uploads/2015/06/bootstrap-splessons1.jpg" alt="SPLessons" width="304" height="236" />
</div>
<!-- jQuery (necessary for Bootstrap's JavaScript plugins) -->
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.2/jquery.min.js"></script>
<!-- Include all compiled plugins (below), or include individual files as needed -->
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.4/js/bootstrap.min.js"></script>
</body>
</html>
[/html]
Description
In Bootstrap 3, images can be made responsive-friendly by adding the additional class
.img-responsive class. This applies max-width: 100%;, height: auto; and display: block; to image so that it scales equally to that of the parent element. Add the .img-thumbnail class to the image tag, then the image will be displayed as a circle. Example
[html]
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<!-- The above 3 meta tags *must* come first in the head; any other head content must come *after* these tags -->
<title>SPLessons - Bootstrap Image Examples</title>
<!-- Bootstrap -->
<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.4/css/bootstrap.min.css" rel="stylesheet">
<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.4/css/bootstrap-theme.min.css" rel="stylesheet">
</head>
<body>
<div class="container">
<h2> <a href="http://www.splessons.com/lesson/bootstrap-3-tutorial/"> Bootstrap Images </a> </h2>
<div class="row">
<img class="img-responsive" src="http://www.splessons.com/wp-content/uploads/2015/06/bootstrap-splessons1.jpg" alt="SPLessons" width="304" height="236" />
</div>
</div>
<!-- jQuery (necessary for Bootstrap's JavaScript plugins) -->
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.2/jquery.min.js"></script>
<!-- Include all compiled plugins (below), or include individual files as needed -->
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.4/js/bootstrap.min.js"></script>
</body>
</html>
[/html]
Description
Using the Bootstrap's grid system and
.thumbnail class, an image gallery can be created. Example
[html]
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<!-- The above 3 meta tags *must* come first in the head; any other head content must come *after* these tags -->
<title>SPLessons - Bootstrap Image Examples</title>
<!-- Bootstrap -->
<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.4/css/bootstrap.min.css" rel="stylesheet">
<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.4/css/bootstrap-theme.min.css" rel="stylesheet">
</head>
<body>
<div class="container">
<h2> <a href="http://www.splessons.com/lesson/bootstrap-3-tutorial/"> Bootstrap Images </a> </h2>
<div class="row">
<div class="col-md-3"> <img class="img-thumbnail" src="http://www.splessons.com/wp-content/uploads/2015/06/bootstrap-splessons1.jpg" alt="SPLessons" width="304" height="236" /></div>
<div class="col-md-3"> <img class="img-thumbnail" src="http://www.splessons.com/wp-content/uploads/2015/06/bootstrap-splessons1.jpg" alt="SPLessons" width="304" height="236" /></div>
<div class="col-md-3"><img class="img-thumbnail" src="http://www.splessons.com/wp-content/uploads/2015/06/bootstrap-splessons1.jpg" alt="SPLessons" width="304" height="236" /> </div>
</div>
</div>
<!-- jQuery (necessary for Bootstrap's JavaScript plugins) -->
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.2/jquery.min.js"></script>
<!-- Include all compiled plugins (below), or include individual files as needed -->
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.4/js/bootstrap.min.js"></script>
</body>
</html>
[/html]
Description
Using the
.embed-responsive-item class, videos or slideshows can be made responsive.
.embed-responsive-item class will be added to <iframe>, <embed>, <video>, and <object> elements. Example
[html]
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<!-- The above 3 meta tags *must* come first in the head; any other head content must come *after* these tags -->
<title>SPLessons - Bootstrap Image Examples</title>
<!-- Bootstrap -->
<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.4/css/bootstrap.min.css" rel="stylesheet">
<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.4/css/bootstrap-theme.min.css" rel="stylesheet">
</head>
<body>
<div class="container">
<h2> <a href="http://www.splessons.com/lesson/bootstrap-3-tutorial/"> Bootstrap Responsive Embeds </a> </h2>
<!-- 16:9 aspect ratio -->
<div class="embed-responsive embed-responsive-16by9">
<iframe class="embed-responsive-item" src="https://www.youtube.com/embed/TZ1pCAtaCl4"></iframe>
</div>
<!-- 4:3 aspect ratio -->
<div class="embed-responsive embed-responsive-4by3">
<iframe class="embed-responsive-item" src="https://www.youtube.com/embed/TZ1pCAtaCl4"></iframe>
</div>
</div>
<!-- jQuery (necessary for Bootstrap's JavaScript plugins) -->
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.2/jquery.min.js"></script>
<!-- Include all compiled plugins (below), or include individual files as needed -->
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.4/js/bootstrap.min.js"></script>
</body>
</html>
[/html]
Key Points
- Use img-rounded class to get round images and use img-circle class to get circled images.
- Class .embed-responsive-item makes videos responsive.
- Getting responsive images is possible with .img-responsive class.