width: $spinner-width-sm;\n  height: $spinner-height-sm;\n  border-width: $spinner-border-width-sm;\n}\n\n//\n// Growing circle\n//\n\n@keyframes spinner-grow {\n  0% {\n    transform: scale(0);\n  }\n  50% {\n    opacity: 1;\n  }\n}\n\n.spinner-grow {\n  display: inline-block;\n  width: $spinner-width;\n  height: $spinner-height;\n  vertical-align: text-bottom;\n  background-color: currentColor;\n  // stylelint-disable-next-line property-blacklist\n  border-radius: 50%;\n  opacity: 0;\n  animation:...