Edit in JSFiddle

.boxbottom {
  border-color: #1f1f1f;
  border-width: 0px;
  border-bottom-width: 2px !important;
  border-style: solid;
  position: relative;
  left: 0px;
  top: 0px;
 } 
.box {
  border-color: #1f1f1f;
  color: #1f1f1f;
  border-width: 0px;
  display: block;
  border-left-width: 2px !important;
  border-style: solid;
  position: relative;
  left: 30px;
  top: 36px;
}

*,
*:before,
*:after {
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
}

.howitworks ul {
  position: relative;
left: -18px;
    top: -19px;
    font-size: 36px;
}

.howitworks li {
  list-style: disc;
}

.howitworks .title {
  font-weight: bold;
  font-size: 18px;
  line-height: 21px
}

.howitworks .desc {
  font-size: 15px;
  line-height: 18px
}