Swiper Custom Next/Previous Buttons

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle'
});

styles.app.css

body {
        background: #eee;
        font-family: Helvetica Neue, Helvetica, Arial, sans-serif;
        font-size: 14px;
        color:#000;
        margin: 0;
        padding: 0;
    }
    .swiper-container {
        width: 500px;
        height: 300px;
        margin: 20px auto;
      	padding: 100px 50px;
    }
    .swiper-slide {
        text-align: center;
        font-size: 18px;
        background: #fff;
        box-shadow: 0 20px 60px #555;
        
        /* Center slide text vertically */
        display: -webkit-box;
        display: -ms-flexbox;
        display: -webkit-flex;
        display: flex;
        -webkit-box-pack: center;
        -ms-flex-pack: center;
        -webkit-justify-content: center;
        justify-content: center;
        -webkit-box-align: center;
        -ms-flex-align: center;
        -webkit-align-items: center;
        align-items: center;
    }

templates.application.hbs

<button class="swiper-prev">Previous</button>
<button class="swiper-next">Next</button>

{{#swiper-container
	prevButton=".swiper-prev"
	nextButton=".swiper-next"
  slidesPerView=3
  spaceBetween=20px
}}
  {{#swiper-slide}}Slide 1{{/swiper-slide}}
  {{#swiper-slide}}Slide 2{{/swiper-slide}}
  {{#swiper-slide}}Slide 3{{/swiper-slide}}
  {{#swiper-slide}}Slide 4{{/swiper-slide}}
  {{#swiper-slide}}Slide 5{{/swiper-slide}}
{{/swiper-container}}

twiddle.json

{
  "version": "0.10.7",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.10.0",
    "ember-data": "2.10.0",
    "ember-template-compiler": "2.10.0",
    "ember-testing": "2.10.0"
  },
  "addons": {
  	"ember-cli-swiper": "github:kiwi"
  }
}