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HTML

              
                <h1>BTS Articles on Soompi <span class="limit-error">*Limit error: Using old data from June 5, images may not load.</span></h1>

<ul id="articles">

</ul>

<nav>
  <button class="prev-article" disabled><i class="fas fa-arrow-left"></i></button>
  <button class="next-article"><i class="fas fa-arrow-right"></i></button>
</nav>

<p class="more-info">Card stack inspiration from <a href="https://tympanus.net/Development/CardStackEffects/" target="_blank" rel="noopener noreferrer">Tympanus</a> | Don't know BTS? <a href="https://codepen.io/halidaa/full/ZowRYy" target="_blank" rel="noopener noreferrer">I gotchu</a></p>

<script type="template" id="article-template">
  <li class="{{category}}" style="z-index:{{z-index}};">
    <div class="card-image">
    </div>
    <div class="card-content">
      <p class="eyebrow-title">{{category}}</p>
      <h2>{{title}}</h2>
      <p class="date">{{pubDate}}</p>
      <div class="description">
        {{description}}
        <p class="read-more"><a target="_blank" tabindex="-1" rel="noreferrer noopener" href="{{url}}">Read Full Article</a></p>
      </div>
    </div>
  </li>
</script>

<div id="backup">
  <channel>
  <item>
		<title>BTS Drops Special &#8220;Bangtan News&#8221; Interview And Dance Practice Video For 2018 BTS Festa</title>
		<link>https://www.soompi.com/2018/06/05/bts-drops-special-bangtan-news-interview-dance-practice-video-2018-bts-festa/</link>
		<comments>https://www.soompi.com/2018/06/05/bts-drops-special-bangtan-news-interview-dance-practice-video-2018-bts-festa/#respond</comments>
		<pubDate>Tue, 05 Jun 2018 15:20:44 +0000</pubDate>
		<category>Celeb</category>
		<description><p>With just eight days left until BTS’s fifth anniversary (June 13), the group released a new self-edited interview for fans as well as a never-before-seen dance practice for the 32nd Golden Disc Awards in a continuation of their 2018 BTS Festa celebration. Check out the interview and dance practice below. Big Hit Entertainment also revealed that [&#8230;]</p>
<p>The post <a rel="nofollow" href="https://www.soompi.com/2018/06/05/bts-drops-special-bangtan-news-interview-dance-practice-video-2018-bts-festa/">BTS Drops Special &#8220;Bangtan News&#8221; Interview And Dance Practice Video For 2018 BTS Festa</a> appeared first on <a rel="nofollow" href="https://www.soompi.com">Soompi</a>.</p></description>
	<post-id xmlns="com-wordpress:feed-additions:1">1180759</post-id>	</item>
		<item>
		<title>BTS&#8217;s &#8220;Fake Love&#8221; Spends 2nd Week On Billboard&#8217;s Hot 100</title>
		<link>https://www.soompi.com/2018/06/05/btss-fake-love-spends-2nd-week-on-billboards-hot-100/</link>
		<comments>https://www.soompi.com/2018/06/05/btss-fake-love-spends-2nd-week-on-billboards-hot-100/#respond</comments>
		<pubDate>Tue, 05 Jun 2018 13:10:54 +0000</pubDate>
		<category>Music</category>
		<description><p>BTS&#8217;s &#8220;Fake Love&#8221; is on Billboard&#8217;s Hot 100 chart for the second week in a row! On June 5, Billboard released its charts for the week ending in June 9. BTS&#8217;s &#8220;Fake Love&#8221; has come in at No. 51 on the Hot 100 (Billboard&#8217;s top songs chart), after debuting at No. 10 last week. As [&#8230;]</p>
<p>The post <a rel="nofollow" href="https://www.soompi.com/2018/06/05/btss-fake-love-spends-2nd-week-on-billboards-hot-100/">BTS&#8217;s &#8220;Fake Love&#8221; Spends 2nd Week On Billboard&#8217;s Hot 100</a> appeared first on <a rel="nofollow" href="https://www.soompi.com">Soompi</a>.</p></description>
	<post-id xmlns="com-wordpress:feed-additions:1">1180737</post-id>	</item>
		<item>
		<title>BTS&#8217;s V Shows Love For Park Seo Joon With Humorous But Thoughtful Gift</title>
		<link>https://www.soompi.com/2018/06/04/btss-v-shows-love-park-seo-joon-humorous-thoughtful-gift/</link>
		<comments>https://www.soompi.com/2018/06/04/btss-v-shows-love-park-seo-joon-humorous-thoughtful-gift/#respond</comments>
		<category>Snapshot</category>
		<description><p>V and Park Seo Joon have shown their close friendship once again! On June 5, Park Seo Joon uploaded photos in front of the coffee truck that V sent to the set of &#8220;What&#8217;s Wrong with Secretary Kim?&#8221; The coffee truck features two banners and an unflattering selfie of Park Seo Joon. V shows his tough [&#8230;]</p>
<p>The post <a rel="nofollow" href="https://www.soompi.com/2018/06/04/btss-v-shows-love-park-seo-joon-humorous-thoughtful-gift/">BTS&#8217;s V Shows Love For Park Seo Joon With Humorous But Thoughtful Gift</a> appeared first on <a rel="nofollow" href="https://www.soompi.com">Soompi</a>.</p></description>
	<post-id xmlns="com-wordpress:feed-additions:1">1180593</post-id>	</item>
		<item>
		<title>Yubin Comments On BTS&#8217;s Billboard Success And Talks About Wonder Girls&#8217; U.S. Experience</title>
		<link>https://www.soompi.com/2018/06/04/yubin-comments-bts-billboard-success-talks-wonder-girls-u-s-experience/</link>
		<comments>https://www.soompi.com/2018/06/04/yubin-comments-bts-billboard-success-talks-wonder-girls-u-s-experience/#respond</comments>
		<pubDate>Tue, 05 Jun 2018 02:58:06 +0000</pubDate>
		<category>Celeb</category>
		<description><p>On June 4, Yubin held press interviews ahead of her upcoming solo debut. One news outlet mentioned BTS&#8217;s success on Billboard charts and asked her response as someone who has previously experienced Billboard. Yubin answered, &#8220;They are showing impressive success. As a Korean artist, I feel happy and proud. Since we have also promoted in that [&#8230;]</p>
<p>The post <a rel="nofollow" href="https://www.soompi.com/2018/06/04/yubin-comments-bts-billboard-success-talks-wonder-girls-u-s-experience/">Yubin Comments On BTS&#8217;s Billboard Success And Talks About Wonder Girls&#8217; U.S. Experience</a> appeared first on <a rel="nofollow" href="https://www.soompi.com">Soompi</a>.</p></description>
	<post-id xmlns="com-wordpress:feed-additions:1">1180585</post-id>	</item>
		<item>
		<title>11 Most Memorable Moments Of BTS&#8217;s Time In The United States This Year</title>
		<link>https://www.soompi.com/2018/06/04/11-memorable-moments-btss-time-united-states-year/</link>
		<comments>https://www.soompi.com/2018/06/04/11-memorable-moments-btss-time-united-states-year/#respond</comments>
		<pubDate>Tue, 05 Jun 2018 01:51:13 +0000</pubDate>
		<category>Celeb</category>
		<description><p>BTS did it again: they traveled to the United States, snatched an award, performed, gave interviews; and left a trail of baffled bystanders and teary-eyed ARMYs. While the boys were busy promoting, ARMYs around the world engaged in the great ticket war of 2018, fighting for a chance to attend a &#8220;BTS World Tour: Love [&#8230;]</p>
<p>The post <a rel="nofollow" href="https://www.soompi.com/2018/06/04/11-memorable-moments-btss-time-united-states-year/">11 Most Memorable Moments Of BTS&#8217;s Time In The United States This Year</a> appeared first on <a rel="nofollow" href="https://www.soompi.com">Soompi</a>.</p></description>
	<post-id xmlns="com-wordpress:feed-additions:1">1179855</post-id>	</item>
		<item>
		<title>Book That Inspired BTS&#8217;s &#8220;Magic Shop&#8221; Becomes Best Seller In Korea</title>
		<link>https://www.soompi.com/2018/06/04/book-inspired-btss-magic-shop-becomes-best-seller-korea/</link>
		<comments>https://www.soompi.com/2018/06/04/book-inspired-btss-magic-shop-becomes-best-seller-korea/#respond</comments>
		<pubDate>Mon, 04 Jun 2018 18:04:54 +0000</pubDate>
		<category>Music</category>
		<description><p>BTS’s continuing relationship with literature has turned out another best seller in Korea! On June 4, it was revealed that “Into the Magic Shop: A Neurosurgeon’s Quest to Discover the Mysteries of the Brain and the Secrets of the Heart” by James R. Doty, the book that became the motif for “Magic Shop,” the seventh [&#8230;]</p>
<p>The post <a rel="nofollow" href="https://www.soompi.com/2018/06/04/book-inspired-btss-magic-shop-becomes-best-seller-korea/">Book That Inspired BTS&#8217;s &#8220;Magic Shop&#8221; Becomes Best Seller In Korea</a> appeared first on <a rel="nofollow" href="https://www.soompi.com">Soompi</a>.</p></description>
	<post-id xmlns="com-wordpress:feed-additions:1">1180447</post-id>	</item>
		<item>
		<title>BTS And ARMY Relive Some Of The Best Moments Of The Past Year Through Special Photos For 2018 BTS Festa</title>
		<link>https://www.soompi.com/2018/06/04/bts-and-army-relive-some-best-moments-past-year-special-photo-collection/</link>
		<comments>https://www.soompi.com/2018/06/04/bts-and-army-relive-some-best-moments-past-year-special-photo-collection/#respond</comments>
		<pubDate>Mon, 04 Jun 2018 15:26:50 +0000</pubDate>
				<category>Celeb</category>
		<description><p>BTS is continuing their fifth anniversary celebrations by taking fans down memory lane! On June 5 at midnight KST, BTS shared photos from the past year as part of their 2018 BTS Festa event, which is leading up to their fifth anniversary on June 13. The photos put the spotlight on special moments from 2017 and [&#8230;]</p>
<p>The post <a rel="nofollow" href="https://www.soompi.com/2018/06/04/bts-and-army-relive-some-best-moments-past-year-special-photo-collection/">BTS And ARMY Relive Some Of The Best Moments Of The Past Year Through Special Photos For 2018 BTS Festa</a> appeared first on <a rel="nofollow" href="https://www.soompi.com">Soompi</a>.</p></description>
	<post-id xmlns="com-wordpress:feed-additions:1">1180291</post-id>	</item>
		<item>
		<title>BTS Achieves Perfect Score With &#8220;Fake Love&#8221;; Soompi&#8217;s K-Pop Music Chart 2018, June Week 1</title>
		<link>https://www.soompi.com/2018/06/03/bts-achieves-perfect-score-fake-love-soompis-k-pop-music-chart-2018-june-week-1/</link>
		<comments>https://www.soompi.com/2018/06/03/bts-achieves-perfect-score-fake-love-soompis-k-pop-music-chart-2018-june-week-1/#respond</comments>
		<pubDate>Mon, 04 Jun 2018 06:02:39 +0000</pubDate>
		<category>Features</category>
		<description><p>BTS has achieved perfection this week with their new song &#8220;FAKE LOVE,&#8221; moving up 10 spots to take over as our new No. 1 song! This song won on “&#8221;Inkigayo,&#8221; &#8220;Music Bank,&#8221; and &#8220;Music Core&#8221; last week, and also topped all other chart sources. “FAKE LOVE&#8221; becomes the first song in 2018 to achieve a [&#8230;]</p>
<p>The post <a rel="nofollow" href="https://www.soompi.com/2018/06/03/bts-achieves-perfect-score-fake-love-soompis-k-pop-music-chart-2018-june-week-1/">BTS Achieves Perfect Score With &#8220;Fake Love&#8221;; Soompi&#8217;s K-Pop Music Chart 2018, June Week 1</a> appeared first on <a rel="nofollow" href="https://www.soompi.com">Soompi</a>.</p></description>
	<post-id xmlns="com-wordpress:feed-additions:1">1179731</post-id>	</item>
		<item>
		<title>Watch: BTS Unveils Action-Packed &#8220;Fake Love&#8221; MV Shooting Video</title>
		<link>https://www.soompi.com/2018/06/03/watch-bts-unveils-action-packed-fake-love-mv-shooting-video/</link>
		<comments>https://www.soompi.com/2018/06/03/watch-bts-unveils-action-packed-fake-love-mv-shooting-video/#respond</comments>
		<pubDate>Mon, 04 Jun 2018 05:34:21 +0000</pubDate>
				<category>Celeb</category>
		<description><p>BTS has released new behind-the-scenes footage from the filming of their &#8220;Fake Love&#8221; music video! The new video clip starts out with the members of BTS getting ready to film their individual scenes for the music video. Jimin explains, &#8220;[The music video] is about trauma.&#8221; RM describes his scene by saying, &#8220;In my case, I [&#8230;]</p>
<p>The post <a rel="nofollow" href="https://www.soompi.com/2018/06/03/watch-bts-unveils-action-packed-fake-love-mv-shooting-video/">Watch: BTS Unveils Action-Packed &#8220;Fake Love&#8221; MV Shooting Video</a> appeared first on <a rel="nofollow" href="https://www.soompi.com">Soompi</a>.</p></description>
	<post-id xmlns="com-wordpress:feed-additions:1">1180117</post-id>	</item>
		<item>
		<title>BTS Announces Worldwide Digital Release Of &#8220;Fake Love&#8221; Rock Remix</title>
		<link>https://www.soompi.com/2018/06/03/bts-announces-worldwide-digital-release-fake-love-rock-remix/</link>
		<comments>https://www.soompi.com/2018/06/03/bts-announces-worldwide-digital-release-fake-love-rock-remix/#respond</comments>
		<pubDate>Mon, 04 Jun 2018 03:44:40 +0000</pubDate>
				<category>Music</category>
		<description><p>BTS will be releasing a special &#8220;Fake Love&#8221; remix! On June 4, it was revealed that the &#8220;Fake Love (Rocking Vibe Mix)&#8221; will be released digitally via Korean and international music streaming sites. The &#8220;Rocking Vibe Mix&#8221; is an alternative rock version of &#8220;Fake Love&#8221; and features powerful electronic guitar and drum sounds. Big Hit Entertainment&#8217;s Slow [&#8230;]</p>
<p>The post <a rel="nofollow" href="https://www.soompi.com/2018/06/03/bts-announces-worldwide-digital-release-fake-love-rock-remix/">BTS Announces Worldwide Digital Release Of &#8220;Fake Love&#8221; Rock Remix</a> appeared first on <a rel="nofollow" href="https://www.soompi.com">Soompi</a>.</p></description>
	<post-id xmlns="com-wordpress:feed-additions:1">1180055</post-id>	</item>
		<item>
		<title>BTS&#8217;s &#8220;Love Yourself: Tear&#8221; Continues To Chart High On Billboard 200 For 2nd Week</title>
		<link>https://www.soompi.com/2018/06/03/btss-love-tear-continues-chart-high-billboard-200-2nd-week/</link>
		<comments>https://www.soompi.com/2018/06/03/btss-love-tear-continues-chart-high-billboard-200-2nd-week/#respond</comments>
		<pubDate>Mon, 04 Jun 2018 03:13:34 +0000</pubDate>
				<category>Music</category>
		<description><p>BTS&#8217;s new album &#8220;Love Yourself: Tear&#8221; continues to make history on the Billboard charts! After setting a new record last week by becoming the first-ever K-pop artist to reach No. 1 on Billboard&#8217;s famous Top 200 Albums chart, BTS continued to perform well on the chart for the second consecutive week. According to Billboard, &#8220;Love [&#8230;]</p>
<p>The post <a rel="nofollow" href="https://www.soompi.com/2018/06/03/btss-love-tear-continues-chart-high-billboard-200-2nd-week/">BTS&#8217;s &#8220;Love Yourself: Tear&#8221; Continues To Chart High On Billboard 200 For 2nd Week</a> appeared first on <a rel="nofollow" href="https://www.soompi.com">Soompi</a>.</p></description>
	<post-id xmlns="com-wordpress:feed-additions:1">1180021</post-id>	</item>
	</channel>
</div>
              
            
!

CSS

              
                @import url("https://fonts.googleapis.com/css?family=Nunito:400,700");

#backup{
  display:none;
}

body {
  background-image: linear-gradient(to bottom, #b1f7e3, #727991, #7f4fca);
  color: #333;
  font-family: Nunito, sans-serif;
  line-height: 2em;
  min-height: 100vh;
  padding: 10px;
  transition: height 5s;
}

h1 {
  border-bottom: 1px solid #fcfcfc;
  color: #fcfcfc;
  display: inline-block;
  margin-right: 80px;
  max-width: 200px;
  padding: 10px;
  text-transform: uppercase;
  text-shadow: 1px 1px 2px #727991;
  vertical-align: middle;
  position:relative;
}

h1 .limit-error{
  font-size: .5em;
  font-weight: normal;
  line-height: 1em;
  text-transform: none;
  
  position:absolute;
  left:0;
  bottom:-75px;
  width:100%;
  opacity:0;
  transition:all .2s;
}

h1 .limit-error.show{
  opacity:1;
}

nav {
  display: inline-block;
  margin-top: -50px;
  vertical-align: middle;
  width: 100%;
}

nav button {
  background: white;
  border: 2px solid white;
  border-radius: 100%;
  box-sizing: border-box;
  color: #7f4fca;
  display: inline-block;
  font-size: 16px;
  line-height: 38px;
  margin: 5px 10px;
  padding: 0 5px;
  height: 40px;
  width: 40px;
  opacity: 0.8;
  text-align: center;

  transition: all 0.2s;
}

nav button:hover,
nav button:focus {
  border-color: #b1f7e3;
  cursor: pointer;
  opacity: 1;
}

nav button[disabled],
nav button[disabled]:hover {
  background: #afafaf;
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  cursor: default;
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}

#articles {
  display: inline-block;
  list-style: none;
  padding: 0;
  max-height: 0;
  overflow: hidden;
  position: relative;

  perspective: 1000px;
  perspective-origin: 50% -50%;

  height: 500px;
  width: 300px;

  transition: all 1s;
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}

#articles h2 {
  font-size: 1.25em;
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#articles .date {
  color: #727991;
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#articles li {
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  box-shadow: 0 0 3px 0 #b1f7e3;

  position: absolute;
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  margin: auto;

  transition: all 0.5s;
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  z-index: -2;
}

#articles li.go-away {
  opacity: 0;
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  transform:rotateX(10deg);
}

#articles li.error{
  color:#fff;
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}

#articles li .card-content {
  background: white;
  opacity: 1;
  position: relative;
  padding: 5px 15px;
  top: 0;

  transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

#articles li .card-content.open,
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#articles li:focus .card-content.open{
  top: -200px;
  opacity: 0.8;
}
#articles li:hover .card-content.open .description,
#articles li:focus .card-content.open .description{
  opacity: 1;
}

#articles li:hover,#articles li:focus {
  cursor: pointer;
}

#articles li:hover .card-content,#articles li:focus .card-content{
  top: -50px;
}

#articles li:hover .description,#articles li:focus .description {
  opacity: 0.3;
}

#articles li .card-content:before {
  content: "";
  height: 7.5px;
  width: 75px;

  position: absolute;
  top: -3px;
  left: 0;
}


#articles li .card-content:before {
  background-color: #747796;
}
#articles li.snapshot .card-content:before {
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}
#articles li.soompi .card-content:before {
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}
#articles li.music .card-content:before {
  background-color: #4ecdc4;
}
#articles li.celeb .card-content:before {
  background-color: #ff6b6b;
}
#articles li.features .card-content:before {
  background-color: #f8ca00;
}

#articles li.music a {
  color: #4ecdc4;
}
#articles li.celeb a {
  color: #ff6b6b;
}
#articles li.features a {
  color: #f8ca00;
}
#articles li.snapshot a {
  color: #749d1c;
}
#articles li.soompi a {
  color: #7f4fca;
}

#articles .card-image {
  background-color: #727991;
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  background-repeat: no-repeat;
  background-position:center;
  height: 200px;
  width: 100%;
}

#articles .eyebrow-title {
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  font-size: 0.8em;
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#articles .description {
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  transition: all 0.5s;
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#articles .open .description {
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.description p:first-child {
  overflow: hidden;
  max-height: 145px;
}

.description p:nth-child(2) {
  display: none;
}

.more-info {
  color: #fff;
  text-align: center;
  max-width:300px;
  margin:0 auto;
}

@media (min-width: 663px) {
  .more-info{
    text-align: left;
    margin-left:0;
    max-width:600px;
  }
  h1 {
    margin-right: 30px;
  }
  #articles {
    height: 600px;
  }
  nav {
    margin-top: 0;
    width: 50px;
  }
  nav button {
    transform: rotate(90deg);
  }
}

@media (min-width: 900px) {
  h1 {
    margin-right: 50px;
  }
}

              
            
!

JS

              
                var CORSProxy = "https://cors-hld.herokuapp.com/";
var activeArticle = 0;
var totalArticle = 7;

var xDown = null;
var yDown = null;

function trimString(string, maxLength){
  if(string.length > maxLength){
    string = string.substring(0,maxLength);
    string = string.substr(0, Math.min(string.length, string.lastIndexOf(" ")));
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function replaceText(original, before, after){
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      result = result.split(before[i]).join(after[i]);
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    return result;
}

function fetchImage(url, i){
  $.ajax({
    url: CORSProxy+url,
    type: 'GET'
  }).done(function(html){
    var image = $(html).find(".image-wrapper").first().html();
    image = $(image).attr("src").replace("7x5","420x300");
    
    $("#articles li").eq(i).find(".card-image").css("background-image","url("+image+")");
  })
}

function fetchFeed(url){
  $.ajax({
    url: CORSProxy+url,
    type: 'GET',
    dataType: "xml",
    error:function(xhr, ajaxOptions, thrownError){
      //$("#articles").append("<li class='error'><h2>Can't Fetch News :/</h2></li>");
      //$("#articles").css("max-height","100px");
      generateCards($("#backup").html(),false);
      $(".limit-error").addClass("show");
    },
    success:function(xml){
      generateCards(xml,true);
    }
  })
}

function generateHtml(data){
  var html = $("#article-template").html();
  var before = ["{{category}}","{{title}}","{{pubDate}}","{{description}}","{{url}}","{{z-index}}"];
  
  return replaceText(html, before, data);
}

function generateCards(xml,isCDATA){
  var items = $(xml).find('item');
  for(var i = 0; i < totalArticle; i++){
    var url = $(items[i]).find('link').text();
    var title = $(items[i]).find('title').text();
    title = trimString(title,65);
    var description = $(items[i]).find('description').text();

    if(!isCDATA)
      description = $(items[i]).find('description').html();

    var pubDate = new Date($(items[i]).find('pubDate').text());
    pubDate = moment(pubDate).fromNow();

   
    var category = $(items[i]).find('category').last().text().toLowerCase();
    var html = generateHtml([category,title,pubDate,description,url,(i * -2)]);

    $("#articles").append(html);
    fetchImage(url,i);
  }
  $("#articles").css("max-height","600px");
  arrangeCards();

  $("#articles li").click(function(){
    $(this).find(".card-content").toggleClass("open");
    if($(this).find(".card-content").hasClass("open")){
      $("#articles li").eq(activeArticle).find("a").removeAttr("tabindex");
    }
  })

  $('#articles li').keypress(function (e) {
    var key = e.which;
    if(key == 13)  // the enter key code
    {
      $(this).find(".card-content").toggleClass("open");
      if($(this).find(".card-content").hasClass("open")){
        $("#articles li").eq(activeArticle).find("a").removeAttr("tabindex");
      }
      else{
        $("#articles li").eq(activeArticle).find("a").attr("tabindex",-1);
      }
      return false;  
    }
  });  

  $(".card-content a").click(function(e){
    e.stopPropagation();
  })
}

function arrangeCards(){
  var order = 0;
  for (var i = activeArticle; i < totalArticle; i++){
    $("#articles li").removeAttr("tabindex");
    $("#articles li").eq(i).css("transform", "translate3d(0px, 0px, "+order*-50+"px) rotateX(0deg)");
    order++;
  }
  $("#articles .card-content").removeClass("open");
  $("#articles li").eq(activeArticle).attr("tabindex",0);
  $("#articles li").eq(activeArticle).find("a").attr("tabindex",-1);
  $("#articles li").eq(activeArticle).find(".open a").removeAttr("tabindex");
}

function nextCard(){
  if(activeArticle < totalArticle - 1){
    $("nav button").removeAttr("disabled");
    $("#articles li").eq(activeArticle).addClass("go-away");
    activeArticle++;
    arrangeCards();

    if(activeArticle == totalArticle - 1)
      $(".next-article").attr("disabled","");
  }
}

function prevCard(){
  if(activeArticle > 0){
    $("nav button").removeAttr("disabled");
    activeArticle--;
    $("#articles li").eq(activeArticle).removeClass("go-away");
    arrangeCards();

    if(activeArticle == 0)
      $(".prev-article").attr("disabled","");
  }
}

//swiping functions (from https://stackoverflow.com/questions/2264072/detect-a-finger-swipe-through-javascript-on-the-iphone-and-android)
function handleTouchStart(evt) {
  xDown = evt.touches[0].clientX;
  yDown = evt.touches[0].clientY;
};                                                

function handleTouchMove(evt) {
  if ( ! xDown || ! yDown ) {
    return;
  }

  var xUp = evt.touches[0].clientX;
  var yUp = evt.touches[0].clientY;

  var xDiff = xDown - xUp;
  var yDiff = yDown - yUp;

  if ( Math.abs( xDiff ) > Math.abs( yDiff ) ) {
    if ( xDiff > 0 ) {
      nextCard();
    } else {
      prevCard();
    }                       
  }
  xDown = null;
  yDown = null;          
};

$(function(){
  fetchFeed("https://www.soompi.com/fanclub/bts/feed/");
  
  $(".prev-article").click(function(){
    prevCard();
  })
  $(".next-article").click(function(){
    nextCard();
  })
  
  //navigate with arrow keyboard
  $(document).keydown(function(e) {
    switch(e.which) {
        case 37: // left
          prevCard();
        break;

        case 38: // up
          prevCard();
        break;

        case 39: // right
          nextCard();
        break;

        case 40: // down
          nextCard();
        break;

        default: return;
    }
    e.preventDefault();
  });
  
  //swipe listener
  document.getElementById("articles").addEventListener('touchstart', handleTouchStart, false);        
  document.getElementById("articles").addEventListener('touchmove', handleTouchMove, false);
  
})
              
            
!
999px

Console