@mixin keyframes($name) {
    @-webkit-keyframes #{$name} {
        @content; 
    }
    @-moz-keyframes #{$name} {
        @content;
    }
    @-ms-keyframes #{$name} {
        @content;
    }
    @keyframes #{$name} {
        @content;
    } 
}


@mixin animation ($delay, $duration, $animation) {
    -webkit-animation-delay: $delay;
    -webkit-animation-duration: $duration;
    -webkit-animation-name: $animation;
    //-webkit-animation-fill-mode: forwards; /* this prevents the animation from restarting! */

    -moz-animation-delay: $delay;
    -moz-animation-duration: $duration;
    -moz-animation-name: $animation;
   // -moz-animation-fill-mode: forwards; /* this prevents the animation from restarting! */

    -o-animation-delay: $delay;
    -o-animation-duration: $duration;
    -o-animation-name: $animation;
   // -o-animation-fill-mode: forwards; /* this prevents the animation from restarting! */

    animation-delay: $delay;
    animation-duration: $duration;
    animation-name: $animation;
   // animation-fill-mode: forwards; /* this prevents the animation from restarting! */
}