Angular 4 using polyfills, CSS/Animation are broken

I already have a website that base on angular 4 and scss. A problem is it display blank screen on old browser include Chrome 33, Firefox 20 and android 4.2.2 browser. I try to fixed by using polyfills, Amazing website is display but a feature can't work correctly.

I want to hire expert to fix a feature that can't work correctly when using polyfills. the most problem is css are broken, animation is not running.

Please chat for more information.. I will show you a website.

Can't wait to see you :)

Update: Chrome/22

Skills: Angular.js, Bootstrap, jQuery / Prototype, LESS/Sass/SCSS, node.js

See more: angular 4, i have ongoing work related to my website very small amount of work needed change of picture, animation broken neon light, angular 4 animations npm, angular 4 animations not working, angular 2 animation examples, angular 4 animation demo, angular 2 animation demo, angular 4 router animations, angular 4 animation examples, angular 4 animations example, develop browser compatible website, cross browser compatible website, build browser game website, joomla administrator menu doesn`t work mootools, browser friendly website, can browser friendly website, technical requirements web browser view website, virtuemart doesn`t work move hosting server, dynamic kml php don`t work

Project ID: #15007130