Debug mode for browser support in compass 0.13

output.css

/* Capability css-animation is prefixed with -moz because omitting it would affect 1.03559% of users and the threshold is 0.1%. */
@-moz-keyframes foo {
  0% {
    /* Content for ie 8 omitted.
       Not allowed in the current scope: The ie 8 is incompatible with -moz. */
    opacity: 0; }

  100% {
    /* Content for ie 8 omitted.
       Not allowed in the current scope: The ie 8 is incompatible with -moz. */
    opacity: 1; } }

/* Capability css-animation is prefixed with -o because omitting it would affect 0.27123% of users and the threshold is 0.1%. */
@-o-keyframes foo {
  0% {
    /* Content for ie 8 omitted.
       Not allowed in the current scope: The ie 8 is incompatible with -o. */
    opacity: 0; }

  100% {
    /* Content for ie 8 omitted.
       Not allowed in the current scope: The ie 8 is incompatible with -o. */
    opacity: 1; } }

/* Capability css-animation is prefixed with -webkit because omitting it would affect 51.19952% of users and the threshold is 0.1%. */
@-webkit-keyframes foo {
  0% {
    /* Content for ie 8 omitted.
       Not allowed in the current scope: The ie 8 is incompatible with -webkit. */
    opacity: 0; }

  100% {
    /* Content for ie 8 omitted.
       Not allowed in the current scope: The ie 8 is incompatible with -webkit. */
    opacity: 1; } }

@keyframes foo {
  0% {
    /* Content for ie 8 omitted.
       Not allowed in the current scope: The current scope only works with ie 10 or greater. */
    opacity: 0; }

  100% {
    /* Content for ie 8 omitted.
       Not allowed in the current scope: The current scope only works with ie 10 or greater. */
    opacity: 1; } }

.foo {
  /* Capability css-animation is prefixed with -moz because omitting it would affect 1.03559% of users and the threshold is 0.1%. */
  -moz-animation: foo 1s;
  /* Capability css-animation is prefixed with -o because omitting it would affect 0.27123% of users and the threshold is 0.1%. */
  -o-animation: foo 1s;
  /* Capability css-animation is prefixed with -webkit because omitting it would affect 51.19952% of users and the threshold is 0.1%. */
  -webkit-animation: foo 1s;
  animation: foo 1s; }

output2.css

.background-clip {
  /* Capability background-img-opts is prefixed with -moz because omitting it would affect 0.27123% of users and the threshold is 0.01%. */
  -moz-background-clip: border;
  /* Capability background-img-opts is prefixed with -o because omitting it would affect 0.02466% of users and the threshold is 0.01%. */
  -o-background-clip: border-box;
  /* Capability background-img-opts is prefixed with -webkit because omitting it would affect 1.94978% of users and the threshold is 0.01%. */
  -webkit-background-clip: border;
  background-clip: border-box; }

.background-clip-multiple {
  /* Capability background-img-opts is prefixed with -moz because omitting it would affect 0.27123% of users and the threshold is 0.01%. */
  -moz-background-clip: border, padding, content;
  /* Capability background-img-opts is prefixed with -o because omitting it would affect 0.02466% of users and the threshold is 0.01%. */
  -o-background-clip: border-box, padding-box, content-box;
  /* Capability background-img-opts is prefixed with -webkit because omitting it would affect 1.94978% of users and the threshold is 0.01%. */
  -webkit-background-clip: border, padding, content;
  background-clip: border-box, padding-box, content-box; }

.background-clip-khtml {
  /* Capability background-img-opts is prefixed with -moz because omitting it would affect 0.27123% of users and the threshold is 0.01%. */
  -moz-background-clip: border;
  /* Capability background-img-opts is prefixed with -o because omitting it would affect 0.02466% of users and the threshold is 0.01%. */
  -o-background-clip: border-box;
  /* Capability background-img-opts is prefixed with -webkit because omitting it would affect 1.94978% of users and the threshold is 0.01%. */
  -webkit-background-clip: border;
  background-clip: border-box; }