section#timeline {
  width: 80%;
  margin: 20px auto;
  position: relative;
}
section#timeline:before {
  content: '';
  display: block;
  position: absolute;
  left: 50%;
  top: 0;
  margin: 0 0 0 -1px;
  width: 2px;
  height: 100%;
  background: rgba(255,255,255,0.2);
}
section#timeline article {
  width: 100%;
  margin: 0 0 20px 0;
  position: relative;
}
section#timeline article:after {
  content: '';
  display: block;
  clear: both;
}
section#timeline article div.inner {
  width: 40%;
  float: left;
  margin: 5px 0 0 0;
  border-radius: 6px;
}
section#timeline article div.inner span.date {
  display: block;
  width: 60px;
  height: 50px;
  padding: 5px 0;
  position: absolute;
  top: 0;
  left: 50%;
  margin: 0 0 0 -32px;
  border-radius: 100%;
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
  background: #25303B;
  color: rgba(255,255,255,0.5);
  border: 2px solid rgba(255,255,255,0.2);
  box-shadow: 0 0 0 7px #25303B;
}
section#timeline article div.inner span.date span {
  display: block;
  text-align: center;
}
section#timeline article div.inner span.date span.day {
  font-size: 10px;
}
section#timeline article div.inner span.date span.month {
  font-size: 18px;
}
section#timeline article div.inner span.date span.year {
  font-size: 10px;
}
section#timeline article div.inner h2 {
  padding: 15px;
  margin: 0;
  color: #fff;
  font-size: 20px;
  text-transform: uppercase;
  letter-spacing: -1px;
  border-radius: 6px 6px 0 0;
  position: relative;
}
section#timeline article div.inner h2:after {
  content: '';
  position: absolute;
  top: 20px;
  right: -5px;
  	width: 10px; 
	  height: 10px;
  -webkit-transform: rotate(-45deg);
}
section#timeline article div.inner p {
  padding: 15px;
  margin: 0;
  font-size: 14px;
  background: #fff;
  color: #656565;
  border-radius: 0 0 6px 6px;
}
section#timeline article:nth-child(2n+2) div.inner {
  float: right;
}
section#timeline article:nth-child(2n+2) div.inner h2:after {
  left: -5px;
}
section#timeline article:nth-child(1) div.inner h2 {
  background: #e74c3c;
}
section#timeline article:nth-child(1) div.inner h2:after {
  background: #e74c3c;
}
section#timeline article:nth-child(2) div.inner h2 {
  background: #F7A83A;
}
section#timeline article:nth-child(2) div.inner h2:after {
  background: #F7A83A;
}
section#timeline article:nth-child(3) div.inner h2 {
  background: #F5E942;
}
section#timeline article:nth-child(3) div.inner h2:after {
  background: #F5E942;
}
section#timeline article:nth-child(4) div.inner h2 {
  background: #53D72F;
}
section#timeline article:nth-child(4) div.inner h2:after {
  background: #53D72F;
}
section#timeline article:nth-child(5) div.inner h2 {
  background: #24DFD5;
}
section#timeline article:nth-child(5) div.inner h2:after {
  background: #24DFD5;
}
section#timeline article:nth-child(6) div.inner h2 {
  background: #3A86F7;
}
section#timeline article:nth-child(6) div.inner h2:after {
  background: #3A86F7;
}
section#timeline article:nth-child(7) div.inner h2 {
  background: #D216E4;
}
section#timeline article:nth-child(7) div.inner h2:after {
  background: #D216E4;
}

//* css for dropdown */

.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-content {
    display: none;
    position: absolute;
    background-color: #f9f9f9;
    min-width: 160px;
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
    z-index: 1;
}

.dropdown:hover .dropdown-content {
    display: block;
}

.desc {
    padding: 15px;
    text-align: center;
}