libjs-spin.js 1.2.8+dfsg2-1 (amd64 binary) in ubuntu focal

 Spin.js is an animated CSS3 loading spinner with VML fallback for IE. It
 features:
  * No images, no external CSS
  * No dependencies
  * Highly configurable
  * Resolution independent
  * Uses VML as fallback in old IEs
  * Uses @keyframe animations, falling back to setTimeout()
  * Works in all major browsers, including IE6
  * Small footprint (~1.9K gzipped)