.sec01 {
  margin-bottom: 80px;
  color: #121B42;
}

.sec01 dl div {
  display: flex;
  position: relative;
  padding-bottom: 30px;
}

@media screen and (min-width:768px) {
  .sec01 dl div {
    padding-bottom: 50px;
  }
}

.sec01 dl div::before {
  content: "";
  position: absolute;
  top: 14px;
  left: 92px;
  width: 1px;
  height: 100%;
  background-color: #707070;
}
@media screen and (min-width:768px) {
  .sec01 dl div::before {
    top: 17px;
    left: 133px;
  }
}
.sec01 dl div:last-child::before {
  content: none;
}
.sec01 dl dt {
  font-size: 26px;
  font-weight: bold;
  display: flex;
  align-items: baseline;
  position: relative;
  padding-right: 50px;
  width: 120px;
}
@media screen and (min-width:768px) {
  .sec01 dl dt {
    font-size: 33px;
    width: 180px;
    padding-right: 90px;
  }
}
.sec01 dl dt::after {
  content: "";
  position: absolute;
  top: 14px;
  right: 23px;
  transform: translateY(-50%);
  width: 9px;
  height: 9px;
  background-color: #121B42;
  border-radius: 50%;
}
@media screen and (min-width:768px) {
  .sec01 dl dt::after {
    top: 17px;
    right: 40px;
    width: 12px;
    height: 12px;
  }
}
.sec01 dl dt small{
  font-size: 14px;
}
@media screen and (min-width:768px) {
  .sec01 dl dt small{
    font-size: 18px;
  }
}
.sec01 dl dd {
  font-size: 14px;
  margin-bottom: 20px;
  line-height: 1.75;
  letter-spacing: 0.05em;
  padding-top: 3px;
}
@media screen and (min-width:768px) {
  .sec01 dl dd {
    font-size: 18px;
    display: flex;
  }
}
.sec01 dl dd .month{
  font-weight: bold;
}
@media screen and (min-width:768px) {
  .sec01 dl dd .month{
    width: 130px;
    padding-right: 80px;
    text-align: right;
    flex-shrink: 0;
  }
}