gistfile1.sass

// Support for mozilla in experimental css3 properties.
$experimental-support-for-mozilla   : true !default;
// Support for webkit in experimental css3 properties.
$experimental-support-for-webkit    : true !default;
// Support for opera in experimental css3 properties.
$experimental-support-for-opera     : false !default;
// Support for microsoft in experimental css3 properties.
$experimental-support-for-microsoft : false !default;
// Support for khtml in experimental css3 properties.
$experimental-support-for-khtml     : false !default;

// Same as experimental(), but for cases when the property is the same and the value is vendorized
@mixin experimental-value($property, $value,
  $moz      : $experimental-support-for-mozilla,
  $webkit   : $experimental-support-for-webkit,
  $o        : $experimental-support-for-opera,
  $ms       : $experimental-support-for-microsoft,
  $khtml    : $experimental-support-for-khtml,
  $official : true
) {
  @if $moz      { #{$property} :    -moz-#{$value}; }
  @if $webkit   { #{$property} : -webkit-#{$value}; }
  @if $o        { #{$property} :      -o-#{$value}; }
  @if $ms       { #{$property} :     -ms-#{$value}; }
  @if $khtml    { #{$property} :  -khtml-#{$value}; }
  @if $official { #{$property} :         #{$value}; }
}