1.Create Background image Usinig Boostrap Example-1
<!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/4.5.2/css/bootstrap.min.css"> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script> <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.16.0/umd/popper.min.js"></script> <script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.5.2/js/bootstrap.min.js"></script> </head> <body> <div class="container"> <h2>Rounded Corners</h2> <p>The .rounded class adds rounded corners to an image:</p> <img src="my_pic.jpg" class="rounded" alt="Cinque Terre" width="304" height="236"> </div> <div class="container"> <h2>Circle</h2> <p>The .rounded-circle class shapes the image to a circle:</p> <img src="my_pic.jpg" class="rounded-circle" alt="Cinque Terre" width="304" height="236"> </div> <div class="container"> <h2>Thumbnail</h2> <p>The .img-thumbnail class creates a thumbnail of the image:</p> <img src="my_pic.jpg" class="img-thumbnail" alt="Cinque Terre" width="304" height="236"> </div> <div class="container"> <h2>Aligning images</h2> <p>Use the float classes to float the image to the left or to the right:</p> <img src="my_pic.jpg" class="float-left" alt="Paris" width="304" height="236"> <img src="my_pic.jpg" class="float-right" alt="Paris" width="304" height="236"> </div> <div class="container"> <h2>Centered Image</h2> <p>Center an image by adding the utility classes .mx-auto (margin:auto) and .d-block (display:block) to the image:</p> <img src="paris.jpg" class="mx-auto d-block" style="width:50%"> </div> </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/4.5.2/css/bootstrap.min.css"> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script> <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.16.0/umd/popper.min.js"></script> <script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.5.2/js/bootstrap.min.js"></script> </head> <body> <div class="container"> <h2>Image</h2> <p>The .img-fluid class makes the image scale nicely to the parent element (resize the browser window to see the effect):</p> <img class="img-fluid" src="my_pic.jpg" alt="Chania" width="460" height="345"> </div> </body> </html>