Bootstrap 4 spinner not showing

The spinner feature has not yet been developed in Bootstrap 4.0.
Bootstrap 4.5
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@4.5.3/dist/css/bootstrap.min.css" integrity="sha384-TX8t27EcRE3e/ihU7zmQxVncDAy5uIKz4rEkgIXeMed4M0jlfIDPvg6uqKI2xXr2" crossorigin="anonymous">

Source: stackoverflow.com

Similar codes

38 votes264 views6 answers
Random image
Html
12 votes270 views3 answers
Loopback relations include inside include
Html
4 votes258 views2 answers
How to change font color of h2 tag in html
Html
276 votes454 views10 answers
Lorem ipsum
Html
1 vote275 views1 answer
Handlebars teamplate script tag
Html
0 vote268 views1 answer
Drivers booster 9 Pro key
Html
0 vote262 views1 answer
Is redux based on flux
Html
0 vote246 views1 answer
Html chessboard embedding
Html
6 votes273 views2 answers
Bootstrap 4 banner with a button and a text
Html
24 votes291 views3 answers
Bootstrap Alerts Additional content
Html