<article></article>
<article style="border-bottom: none;"> <!-- because the css won't work in the screencap -->
	<aside>
    <span class="day">31</span>
    <span class="month">Aug 08</span>
  </aside>
	<aside>
    <span class="day">06</span>
    <span class="month">Jul 12</span>
  </aside>
	<aside>
    <span class="day">27</span>
    <span class="month">Dec 94</span>
  </aside>
</article>

@import "compass/css3";

$dark: #555;
$light: #B3BCC4;

body {
  margin: 0;
  background-color: #CBD3D4;
}
article {
  border-bottom: 2px solid $dark;
  border-top: 6px solid $light;
  padding: 20px 0;
  position: relative;
  text-align: center;
}
article:first-child {
  border-top: none;
}
article:last-child {
  border-bottom: none;
}

aside {
  position: relative;
  box-sizing: border-box;
  display: inline-block;
  margin: 0 20px;
  top: -26px;
  width: 80px;
  padding: 5px 8px 10px;
  background-color: $dark;
  color: $light;
}
aside:before, aside:after {
  content: '';
  position: absolute;
  left: 0;
  border-style: solid;
  border-width: 0 40px 20px;
}
aside:before {
  bottom: -20px;
  border-color: transparent $dark;
  z-index: 1234;
}
aside:after {
  bottom: -26px;
  border-top-width: 6px;
  border-color: $light $light transparent $light;
}

aside span {
  display: block;
}
aside span.day {
  font-size: 60px;
  line-height: 65px;
  font-family: 'PT Serif', monospace;
}
aside span.month {
  font-family: 'PT Mono', monospace;
}