<link href="//netdna.bootstrapcdn.com/bootstrap/3.0.3/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css"> <script src="//netdna.bootstrapcdn.com/bootstrap/3.0.3/js/bootstrap.min.js"></script> <script src="//code.jquery.com/jquery-1.11.1.min.js"></script> <!------ Include the above in your HEAD tag ----------> <div class="container"> <ul class="timeline"> <li> <div class="timeline-panel"> 123 </div> </li> </ul> </div>

.timeline { list-style: none; padding: 20px 0 20px; position: relative; } .timeline:before { top: 0; bottom: 0; position: absolute; content: " "; width: 3px; background-color: #eeeeee; left: 50%; margin-left: -1.5px; } .timeline > li { margin-bottom: 20px; position: relative; } .timeline > li:before, .timeline > li:after { content: " "; display: table; } .timeline > li:after { clear: both; } .timeline > li:before, .timeline > li:after { content: " "; display: table; } .timeline > li:after { clear: both; } .timeline > li > .timeline-panel { width: 46%; float: left; border: 1px solid #d4d4d4; border-radius: 2px; padding: 20px; position: relative; -webkit-box-shadow: 0 1px 6px rgba(0, 0, 0, 0.175); box-shadow: 0 1px 6px rgba(0, 0, 0, 0.175); } .timeline > li > .timeline-panel:before { position: absolute; top: 26px; right: -15px; display: inline-block; border-top: 15px solid transparent; border-left: 15px solid #ccc; border-right: 0 solid #ccc; border-bottom: 15px solid transparent; content: " "; } .timeline > li > .timeline-panel:after { position: absolute; top: 27px; right: -14px; display: inline-block; border-top: 14px solid transparent; border-left: 14px solid #fff; border-right: 0 solid #fff; border-bottom: 14px solid transparent; content: " "; } .timeline > li > .timeline-badge { color: #fff; width: 50px; height: 50px; line-height: 50px; font-size: 1.4em; text-align: center; position: absolute; top: 16px; left: 50%; margin-left: -25px; background-color: #999999; z-index: 100; border-top-right-radius: 50%; border-top-left-radius: 50%; border-bottom-right-radius: 50%; border-bottom-left-radius: 50%; } .timeline > li.timeline-inverted > .timeline-panel { float: right; } .timeline > li.timeline-inverted > .timeline-panel:before { border-left-width: 0; border-right-width: 15px; left: -15px; right: auto; } .timeline > li.timeline-inverted > .timeline-panel:after { border-left-width: 0; border-right-width: 14px; left: -14px; right: auto; } .timeline-badge.primary { background-color: #2e6da4 !important; } .timeline-badge.success { background-color: #3f903f !important; } .timeline-badge.warning { background-color: #f0ad4e !important; } .timeline-badge.danger { background-color: #d9534f !important; } .timeline-badge.info { background-color: #5bc0de !important; } .timeline-title { margin-top: 0; color: inherit; } .timeline-body > p, .timeline-body > ul { margin-bottom: 0; } .timeline-body > p + p { margin-top: 5px; }