//
// Spinner
// --------------------------------------------------

@keyframes rotation {
  from {transform: rotate(0deg);}
  to {transform: rotate(359deg);}
}

.spinner {
  animation: rotation 600ms infinite linear;
  border-bottom: 4px solid fade(@color-pf-black, 25%);
  border-left: 4px solid fade(@color-pf-black, 25%);
  border-right: 4px solid fade(@color-pf-black, 25%);
  border-radius: 100%;
  border-top: 4px solid fade(@color-pf-black, 75%);
  height: (@font-size-base * 2);
  margin: 0 auto;
  position: relative;
  width: (@font-size-base * 2);
  &.spinner-inline {
    display: inline-block;
    margin-right: 3px;
  }
  &.spinner-lg {
    border-width: 5px;
    height: (@font-size-base * 2.5);
    width: (@font-size-base * 2.5);
  }
  &.spinner-sm {
    border-width: 3px;
    height: (@font-size-base * 1.5);
    width: (@font-size-base * 1.5);
  }
  &.spinner-xs {
    border-width: 2px;
    height: @font-size-base;
    width: @font-size-base;
  }
  &.spinner-inverse {
    border-bottom-color: fade(@color-pf-white, 25%);
    border-left-color: fade(@color-pf-white, 25%);
    border-right-color: fade(@color-pf-white, 25%);
    border-top-color: fade(@color-pf-white, 75%);
  }
}

.ie9 .spinner {
  background: url("@{img-path}/@{img-spinner}") no-repeat;
  border: 0;
  &.spinner-inverse {
    background-image: url("@{img-path}/@{img-spinner-inverse}");
  }
  &.spinner-inverse-lg {
    background-image: url("@{img-path}/@{img-spinner-inverse-lg}");
  }
  &.spinner-inverse-sm {
    background-image: url("@{img-path}/@{img-spinner-inverse-sm}");
  }
  &.spinner-inverse-xs {
    background-image: url("@{img-path}/@{img-spinner-inverse-xs}");
  }
  &.spinner-lg {
    background-image: url("@{img-path}/@{img-spinner-lg}");
  }
  &.spinner-sm {
    background-image: url("@{img-path}/@{img-spinner-sm}");
  }
  &.spinner-xs {
    background-image: url("@{img-path}/@{img-spinner-xs}");
  }
}