Class | 用途 |
.img-rounded | 它添加了border-radius: 6px以使图像具有圆角。 |
.img-circle | 通过添加border-radius: 500px,使整个图像变圆。 |
.img-thumbnail | 它添加了一些填充和灰色边框。 |
<!DOCTYPE html> <html lang="en"> <head> <title>Bootstrap image</title> <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css"> </head> <body> <div class="container"> <h2>Rounded Corners</h2> <img src="abc.jpg" class="img-rounded" alt="abc" width="300" height="250"> </div> <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.0/jquery.min.js"></script> <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/js/bootstrap.min.js"></script> </body> </html>
<!DOCTYPE html> <html lang="en"> <head> <title>Bootstrap image</title> <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css"> </head> <body> <div class="container"> <h2>Circle</h2> <img src="abc.jpg" class="img-circle" alt="abc" width="300" height="250"> </div> <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.0/jquery.min.js"></script> <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/js/bootstrap.min.js"></script> </body> </html>
<!DOCTYPE html> <html lang="en"> <head> <title>Bootstrap image</title> <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css"> </head> <body> <div class="container"> <h2>Thumbnail</h2> <img src="abc.jpg" class="img-thumbnail" alt="abc" width="300" height="250"> </div> <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.0/jquery.min.js"></script> <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/js/bootstrap.min.js"></script> </body> </html>
<!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/3.3.6/css/bootstrap.min.css"> </head> <body> <div class="container"> <h2>Responsive Image</h2> <img class="img-responsive" src="abc.jpg" alt="abc" width="460" height="345"> </div> <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.0/jquery.min.js"></script> <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/js/bootstrap.min.js"></script> </body> </html>
<!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/3.3.6/css/bootstrap.min.css"> </head> <body> <div class="container"> <h2>Responsive Embed</h2> <div class="embed-responsive embed-responsive-16by9"> <iframe class="embed-responsive-item" src="https://www.youtube.com/embed/XGSy3_Czz8k"></iframe> </div> </div> <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.0/jquery.min.js"></script> <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/js/bootstrap.min.js"></script> </body> </html>
<!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/4.0.0-beta.2/css/bootstrap.min.css"> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script> <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.6/umd/popper.min.js"></script> <script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta.2/js/bootstrap.min.js"></script> </head> <body> <div class="container"> <h2>Aligning images Example</h2> <p>Use the float classes to float the image to the left or to the right:</p> <img src="good-morning.jpg" class="float-left" alt="abc" width="300" height="250"> <img src="good-morning.jpg" class="float-right" alt="abc" width="300" height="250"> </div> </body> </html>