//Add first scrollmagic scene
// init controller
var controller = new ScrollMagic.Controller({globalSceneOptions: {duration: 100}});

// build scenes
var scene = new ScrollMagic.Scene({
  triggerElement: "#cover"
})
  .setTween("#main_title", 0.5, {scale: 2.5}) // trigger a TweenMax.to tween
  .addIndicators({name: "1"}) // add indicators (requires plugin)
  .addTo(controller);

console.log('scene', scene)