/* Timeline styles */
.timeline {
  position: relative;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0;
  list-style-type: none;
}

.timeline:before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  margin-left: -1px;
  background: #3498db;
}

.timeline li {
  padding: 1em 0;
  position: relative;
}

.timeline li:after {
  content: "";
  display: block;
  clear: both;
}

.direction-l,
.direction-r {
  position: relative;
  width: 45%;
  box-sizing: border-box;
}

.direction-l {
  float: left;
  text-align: right;
  padding-right: 30px;
}

.direction-r {
  float: right;
  text-align: left;
  padding-left: 30px;
}

.flag-wrapper {
  position: relative;
  display: inline-block;
  margin-bottom: 10px;
}

.flag {
  position: relative;
  display: inline-block;
  padding: 6px 10px;
  background: #f8f8f8;
  border-radius: 5px;
  font-weight: bold;
  color: #333;
  border-left: 3px solid #3498db;
}

.time-wrapper {
  display: inline-block;
  margin-top: 5px;
  color: #777;
}

.time {
  display: inline-block;
  padding: 4px 6px;
  background: #f8f8f8;
  border-radius: 3px;
}

.desc {
  padding: 10px;
  background: #f8f8f8;
  border-radius: 5px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

/* Dots on the timeline */
.direction-l .flag-wrapper:before,
.direction-r .flag-wrapper:before {
  content: "";
  position: absolute;
  top: 50%;
  right: -43px;
  width: 12px;
  height: 12px;
  margin-top: -6px;
  background: #fff;
  border: 2px solid #3498db;
  border-radius: 50%;
  z-index: 10;
}

.direction-r .flag-wrapper:before {
  left: -43px;
}

/* Media query for smaller screens */
@media screen and (max-width: 768px) {
  .timeline:before {
    left: 20px;
  }
  
  .direction-l,
  .direction-r {
    float: none;
    width: 100%;
    text-align: left;
    padding-left: 40px;
    padding-right: 0;
  }
  
  .direction-l .flag-wrapper:before,
  .direction-r .flag-wrapper:before {
    left: -33px;
    right: auto;
  }
}