Indicate the loading state of a component or page with Bootstrap spinners, built entirely with HTML, CSS, and no JavaScript.

Overlay Spinner

Below button will add a border spinner as an overlay and it will be removed in 3 seconds.

Card Overlay Spinner

Below button will add a border spinner as an overlay to the parent card and it will be removed in 3 seconds.

Border Spinner

Growing Spinner

Size

Buttons

Alignment

Margin
Flex
Flex with Text
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Floats
Text Align