.changelog-section {
  padding: 40px 20px 20px 20px;
  display: block;
}

.ch-head {
  margin: 0px 0px 0px 0px;
  padding: 20px 20px 20px 30px;
  display: block;
  text-align: center;
}

.ch-title {
  color: #4839c7;
  font-size: 32px;
  line-height: 50px;
  font-weight: 500;
  margin: 0.75em 0;
  margin-block-start: 0.83em;
  margin-block-end: 0.83em;
  margin-inline-start: 0px;
  margin-inline-end: 0px;
}

.ch-content {
  box-sizing: border-box;
  position: relative;
  padding: 2em 0;
  z-index: 0;
  width: 100%;
  max-width: 980px;
  margin: 0 auto;
}

.ch-content-timeline {
  position: relative;
  padding: 2em 0;
  width: 100%;
  max-width: 980px;
  margin: 0 auto;
}

.ch-item {
  margin-top: 0;
  padding: 0 0 4em 0;
  display: block;
  position: relative;
  font-size: 1em;
  font-weight: 300;
  line-height: 2em;
}

.ch-item::after{
  content: "";
  display: table;
  clear: both;
}

.ch-item:last-child .ch-line {
  display: none;
}

.ch-line {
  width: 4px;
  margin-left: -2px;
  background: #e2e2e2;
  margin-top: 16px;
  left: 25%;
  position: absolute;
  top: 5px;
  z-index: -2;
  overflow: hidden;
  font-size: 1em;
  font-weight: 300;
  line-height: 2em;
  display: block;
  height: 100%;
}

.ch-line-item {
  width: 4px;
  background: #6556d6;
  height: 424.279px;
}

.ch-icon {
  background: #6556d6;
  border-color: #fff;
  border-width: 4px;
  width: 32px;
  height: 32px;
  margin-top: 16px;
  margin-left: -16px;
  transition: .5s;
  border-radius: 50%;
  text-align: center;
  line-height: 1;
  border: 6px solid #f9f9f9;
  left: 25%;
  position: absolute;
  top: 0;
  box-shadow: 0 1px 0 1px rgb(0 0 0 / 10%);
}

.ch-icon i {
  color: #fff;
  font-size: 12px;
  line-height: 1;
  margin-top: 50%;
  transform: translateY(-50%);
}

.ch-list {
  background: #f7f7f7;
  margin: 0px 0px 0px 0px;
  padding: 1.6em;
  text-align: left;
  float: right;
  width: 68%;
  position: relative;
  border-radius: 0.25em;
  font-size: 1em;
  font-weight: 300;
  line-height: 2em;
  box-sizing: border-box;
}

.ch-list::before {
  content: "";
  position: absolute;
  height: 0;
  width: 0;
  border: 7px solid transparent;
  border-right-color: #f1f2f3 !important;
  border-width: 10px;
  top: 24%;
  border-left: none;
  border-right: 7px solid;
  left: auto;
  right: 100%;
}

.ch-list h2 {
  color: #6556d6;
  text-align: left;
  font-size: 15px;
  line-height: 1.5;
  font-weight: bold;
  margin-block-start: 0.83em;
  margin-block-end: 0.83em;
  margin-inline-start: 0px;
  margin-inline-end: 0px;
  -webkit-text-size-adjust: 100%;
  display: block;
}

.ch-list ul {
  list-style-type: disc;
}

.ch-list .ch-date {
  margin: 7px -5px 0px 0px;
  color: #262625;
  font-size: 14px;
  font-weight: 350;
  text-align: left;
  width: 25%;
  right: calc(100% + 85px);
  left: auto;
  position: absolute;
  top: 0;
  padding: 0.8em 0;
  opacity: .7;
  display: inline-block;
}

/* Responsive */

@media (max-width:767px) {
  .ch-title {
    font-size: 24px;
  }
  .ch-content {
    padding-top:0;
  }
  .ch-line {
    margin-top: 7px;
    width: 4px;
    margin-left: -2px;
    background: #e2e2e2;
    top: 5px;
    left: 18px;
  }
  .ch-icon {
    margin-top: 7px;
    margin-left: 0px;
    top: 0;
    left: 0;
  }
  .ch-list{
    text-align: left;
    position: relative;
    width: calc(100% - 45px);
  }

  .ch-item {
    padding: 0 0 2em 0;
  }

  .ch-list .ch-date {
    margin: 7px -5px 0px 0px;
    color: #262625;
    font-size: 14px;
    width: 100%;
    padding: 0;
    opacity: .7;
    display: inline-block;
    position: relative;
    right: 0;
  }
}