Do you think timelines are occupy much more spaces than they need? Why don’t you use a collapsible timeline? The following example shows how a panel can be expanded in a time timeline when it is needed. You can put many things in the panel of each section such as sharing and action buttons, notifications and etc.


HTML
<!-- This script got from www.devanswer.com -->
<div id="content">
  <ul class="timeline">
    <li class="event" data-date="12:30 - 1:00pm">
      <div class="member-infos">
        <h1 class='member-title'>Registration</h1>
        <h2 class="member-location "><span class='entypo-location'></span>Nantes, France</h2>

        <ul class="member-contact">
          <li class="member-website"><a class="entypo-globe" target="_blank" href="http://devanswer.com"></a></li>
          <li class="member-twitter"><a class="entypo-twitter" target="_blank" href="https://twitter.com/intent/tweet?text=DevAnswer&url=http://devanswer.com"></a></li>
          <li class="member-hire"><a class="entypo-mail" target="_blank" href="mailto://info@devanswer.com"></a></li>
        </ul>

        <div class="member-parameters">
          <a href="" class="follow entypo-plus">⚠</a>
          <a href="" class="options entypo-cog">❤</a>
          <ul class="member-socials">
            <li class="member-shots-number">3 <span class="shots-number">shots</span></li>
            <li class="member-follower">12 <span class="followers">followers</span></li>
          </ul>
        </div>

      </div>

    </li>
    <li id='fader' class="event" data-date="2:30 - 4:00pm">
      <div class="member-infos">
        <h1 class='member-title'>Opening Ceremony</h1>
        <h2 class="member-location "><span class='entypo-location'></span>Nantes, France</h2>

        <ul class="member-contact">
          <li class="member-website"><a class="entypo-globe" target="_blank" href="http://devanswer.com"></a></li>
          <li class="member-twitter"><a class="entypo-twitter" target="_blank" href="https://twitter.com/info_parker"></a></li>
          <li class="member-hire"><a class="entypo-mail" target="_blank" href="mailto://info@devanswer.com"></a></li>
        </ul>

        <div class="member-parameters">
          <a href="" class="follow entypo-plus">⚠</a>
          <a href="" class="options entypo-cog">❤</a>
          <ul class="member-socials">
            <li class="member-shots-number">3 <span class="shots-number">shots</span></a></li>
            <li class="member-follower">12 <span class="followers">followers</span></a></li>
          </ul>
        </div>

      </div>

    </li>
    <li class="event" data-date="5:00 - 8:00pm">
      <div class="member-infos">
        <h1 class='member-title'>Main Event</h1>
        <h2 class="member-location "><span class='entypo-location'></span>Nantes, France</h2>

        <ul class="member-contact">
          <li class="member-website"><a class="entypo-globe" target="_blank" href="http://devanswer.com"></a></li>
          <li class="member-twitter"><a class="entypo-twitter" target="_blank" href="https://twitter.com/intent/tweet?text=DevAnswer&url=http://devanswer.com"></a></li>
          <li class="member-hire"><a class="entypo-mail" target="_blank" href="mailto://info@devanswer.com"></a></li>
        </ul>

        <div class="member-parameters">
          <a href="" class="follow entypo-plus">⚠</a>
          <a href="" class="options entypo-cog">❤</a>
          <ul class="member-socials">
            <li class="member-shots-number">3 <span class="shots-number">shots</span></li>
            <li class="member-follower">12 <span class="followers">followers</span></li>
          </ul>
        </div>

      </div>

    </li>
    <li class="event" data-date="8:30 - 9:30pm">
      <div class="member-infos">
        <h1 class='member-title'>Closing Ceremony</h1>
        <h2 class="member-location "><span class='entypo-location'></span>Nantes, France</h2>

        <ul class="member-contact">
          <li class="member-website"><a class="entypo-globe" target="_blank" href="http://devanswer.com"></a></li>
          <li class="member-twitter"><a class="entypo-twitter" target="_blank" href="https://twitter.com/intent/tweet?text=DevAnswer&url=http://devanswer.com"></a></li>
          <li class="member-hire"><a class="entypo-mail" target="_blank" href="mailto://info@devanswer.com"></a></li>
        </ul>

        <div class="member-parameters">
          <a href="" class="follow entypo-plus">⚠</a>
          <a href="" class="options entypo-cog">❤</a>
          <ul class="member-socials">
            <li class="member-shots-number">3 <span class="shots-number">shots</span></li>
            <li class="member-follower">12 <span class="followers">followers</span></li>
          </ul>
        </div>

      </div>
    </li>
  </ul>
</div>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/normalize/5.0.0/normalize.min.css">
<script src="http://devanswer.com/codes/files/prefixfree.min.js"></script>
<script src='http://cdnjs.cloudflare.com/ajax/libs/jquery/2.1.3/jquery.min.js'></script><div id="bcl"><a style="font-size:8pt;text-decoration:none;" href="http://www.devanswer.com">Developers Answer</a></div>
                        

CSS
/* NOTE: The styles were added inline because Prefixfree needs access to your styles and they must be inlined if they are on local disk! */
@import url(https://fonts.googleapis.com/css?family=Raleway);
@charset "UTF-8";
[class*="entypo-"]:before {
  font-family: 'entypo', sans-serif;
}

[class*="entypo-"] {
  width: 1em;
  height: 1em;
}

body {
  background: #252827;
  font-family: 'Raleway', sans-serif;
}

a,
span,
h1,
h2,
h3,
span {
  text-decoration: none;
  color: #999;
}

a:hover {
  color: #777;
}

h1 {
  font-family: 'Raleway', sans-serif;
  letter-spacing: 1.5px;
  color: #999;
  font-weight: 100;
  font-size: 2.4em;
  margin: 0;
  border-bottom: 1px solid #777;
  padding-bottom: 0.2em;
}

h2 {
  font-family: 'Raleway', sans-serif;
  letter-spacing: 1.5px;
  color: #999;
  font-weight: 100;
  font-size: 1.0em;
}

#content {
  margin-top: 50px;
  text-align: center;
}

.timeline {
  border-left: 0.25em solid #4298c3;
  background: rgba(255, 255, 255, 0.1);
  margin: 2em auto;
  line-height: 1.4em;
  padding: 1em;
  padding-left: 3em;
  list-style: none;
  text-align: left;
  margin-left: 10em;
  margin-right: 3em;
  border-radius: 0.5em;
  min-width: 22em;
}

.event {
  min-width: 20em;
  width: 100%;
  vertical-align: middle;
  box-sizing: border-box;
  position: relative;
}

.timeline .event:before,
.timeline .event:after {
  position: absolute;
  display: block;
  top: 1em;
}

.timeline .event:before {
  left: -15em;
  color: rgba(255, 255, 255, 0.8);
  content: attr(data-date);
  text-align: right;
  font-weight: 100;
  font-size: 0.9em;
  min-width: 9em;
}

.timeline .event:after {
  box-shadow: 0 0 0 0.2em #4298c3;
  left: -3.5em;
  background: #313534;
  border-radius: 50%;
  height: 0.75em;
  width: 0.75em;
  content: "";
}

.timeline .event .member-location,
.timeline .event .member-parameters {
  display: none;
}

.timeline .event:last-of-type .member-location,
.timeline .event:last-of-type .member-parameters {
  display: block;
}

.member-infos {
  padding: 10px;
  text-align: left;
  position: relative;
}

.member-infos > h1 {
  font-weight: bold;
  font-size: 1.4em;
}

.member-location a:before {
  margin-right: 5px;
}

.member-location {
  text-indent: 2px;
}

.follow,
.options {
  width: 30px;
  height: 30px;
  text-align: center;
  line-height: 30px;
  background: #D3D3D3;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.4);
  box-shadow: 0 2px 0 0 #C0C0C0;
  border-radius: 3px;
  display: inline-block;
}

.follow:hover,
.options:hover {
  box-shadow: 0 1px 0 0 #C0C0C0;
  box-sizing: border-box;
  vertical-align: bottom;
  margin-bottom: -1px;
}

.member-socials {
  display: inline-block;
  font-weight: bold;
  vertical-align: bottom;
  line-height: 8px;
  float: right;
}

.member-socials li {
  display: inline-block;
}

.shots-number,
.followers {
  font-weight: normal;
  display: block;
  margin-top: 10px;
  font-size: 0.9em;
}

.member-contact {
  position: absolute;
  right: 10px;
  top: 10px;
}

.member-contact li {
  display: inline-block;
  margin-left: 10px;
}

.member-shots-number {
  padding-right: 6px;
  border-right: 1px solid rgba(0, 0, 0, 0.06);
  margin-right: 6px;
  margin-left: 6px;
}
.member-follower, .member-shots-number {
color:gray;
}
.member-title{
	cursor:pointer;
}
Javascript
$('.member-title').click(function(e) {
  console.log("Clicked");
  $(this).next().slideToggle();
  $(this).next().next().next().slideToggle();
})