html5 video

HTML

<iframe src="https://player.vimeo.com/video/76979871?api=1" width="640" height="360" frameborder="0" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>
<button id="seek-button">Seek to Random Time</button>

CSS

video{
  background-color: red;
    height: 200px;
}

JavaScript

var video = document.getElementById('video');
var intervalRewind;

$('#play').on('click', function() {
	video.play();
});

$(video).on('play',function(){
    video.playbackRate = 1.0;
    clearInterval(intervalRewind);
});
$(video).on('pause',function(){
    video.playbackRate = 1.0;
    clearInterval(intervalRewind);
});
$("#speed").click(function() { // button function for 3x fast speed forward
    video.playbackRate = 3.0;
});
$("#negative").click(function() { // button function for rewind
   intervalRewind = setInterval(function(){
       video.playbackRate = 1.0;
       if(video.currentTime == 0){
           clearInterval(intervalRewind);
           video.pause();
       }
       else{
           video.currentTime += -.1;
       }
                },30);
});