=offline-keyframes($name)
    @-webkit-keyframes #{$name}
        @content
    @-moz-keyframes #{$name}
        @content
    @-ms-keyframes #{$name}
        @content
    @-o-keyframes #{$name}
        @content
    @keyframes #{$name}
        @content

=offline-animation($animation)
    -webkit-animation: $animation
    -moz-animation: $animation
    -ms-animation: $animation
    -o-animation: $animation
    animation: $animation
    -webkit-backface-visibility: hidden

=offline-transform($transform)
    transform: $transform
    -webkit-transform: $transform
    -moz-transform: $transform
    -ms-transform: $transform
    -o-transform: $transform

=offline-preserve-3d
    -webkit-transform-style: preserve-3d
    -moz-transform-style: preserve-3d
    transform-style: preserve-3d
=offline-keyframes($name)
    @-webkit-keyframes #{$name}
        @content
    @-moz-keyframes #{$name}
        @content
    @-ms-keyframes #{$name}
        @content
    @-o-keyframes #{$name}
        @content
    @keyframes #{$name}
        @content

=offline-animation($animation)
    -webkit-animation: $animation
    -moz-animation: $animation
    -ms-animation: $animation
    -o-animation: $animation
    animation: $animation
    -webkit-backface-visibility: hidden

=offline-animation-fill-mode($direction)
    -webkit-animation-fill-mode: $direction
    -moz-animation-fill-mode: $direction
    -ms-animation-fill-mode: $direction
    -o-animation-fill-mode: $direction
    animation-fill-mode: $direction

=offline-transform($transform)
    transform: $transform
    -webkit-transform: $transform
    -moz-transform: $transform
    -ms-transform: $transform
    -o-transform: $transform

=offline-preserve-3d
    -webkit-transform-style: preserve-3d
    -moz-transform-style: preserve-3d
    transform-style: preserve-3d
Add animation fill mode mixin
Add animation fill mode mixin