#header_section {
  margin-top: 0;
}

#sec01 {
  margin: 148px auto 39.5px;
}
@media screen and (max-width: 767px) {
  #sec01 {
    margin: 20px auto 60px;
  }
}

h2 {
  font-family: Hiragino Kaku Gothic Pro;
  font-size: 20px;
  font-weight: 700;
  line-height: 30px;
  letter-spacing: 0em;
  border-bottom: 2px solid #E7E7E7;
  padding-bottom: 6px;
  margin-bottom: 8px;
}
@media screen and (max-width: 767px) {
  h2 {
    font-family: Hiragino Kaku Gothic Pro;
    font-size: 18px;
    line-height: 27px;
  }
}
.event_row_problem {
  margin-top: 48px;
}
@media screen and (max-width: 767px) {
  .event_row_problem {
    margin-top: 32px;
  }
}
.event_row_problem ul,
.event_row_solution ul {
  padding-left: 64px;
}
@media screen and (max-width: 767px) {
  .event_row_problem ul,
  .event_row_solution ul {
    padding-left: 0;
  }
}
.event_row_solution p {
  font-family: Hiragino Kaku Gothic Pro;
  font-size: 18px;
  font-weight: 400;
  line-height: 24px;
  margin: 16px 0;
}
.event_row_problem li,
.event_row_solution li {
  font-family: Hiragino Kaku Gothic Pro;
  font-size: 18px;
  font-weight: 300;
  line-height: 27px;
  letter-spacing: 0em;
  list-style-type: disc;
  margin: 0 10px 0 27px;
}

.event_row_solution {
  margin-top: 40px;
}
@media screen and (max-width: 767px) {
  .event_row_solution {
    margin-top: 32px;
  }
}

.event_row_date {
  margin-top: 40px;
}
@media screen and (max-width: 767px) {
  .event_row_date {
    margin-top: 32px;
  }
}

.event_row_list_row {
  width: 378px;
  padding: 20px 20px 28px;
}
@media screen and (max-width: 767px) {
  .event_row_list_row {
    width: auto;
    padding: 16px 16px 20px;
  }
}
.event_row_list_row_date {
  font-family: Hiragino Kaku Gothic Pro;
  font-size: 20px;
  font-weight: 700;
  line-height: 26px;
  margin-top: 0;
  margin-left: 0;
}
@media screen and (max-width: 767px) {
  .event_row_list_row_date {
    font-size: 18px;
  }
}
.event_row_list_row_detail {
  font-family: Hiragino Kaku Gothic Pro;
  font-size: 16px;
  font-weight: 400;
  line-height: 25px;
  margin-left: 8px;
  list-style-type: none;
}
.event_row_list_row_detail li {
  text-indent: calc(-1em - 8px);
  padding-left: 1em;
}
.event_row_list_row_detail li:before {
  content: '■';
  font-family: Hiragino Kaku Gothic Pro;
  font-size: 16px;
  font-weight: 400;
  line-height: 25px;
  padding-right: 8px;
}
.event_row_list_row_btn {
  width: 100%;
  display: block;
  margin-left: 0;
  margin-top: 28px;
  max-width: 378px;
  padding: 25px 0 24px;
}
@media screen and (max-width: 767px) {
  .event_row_list_row_btn {
    margin-top: 16px;
    padding: 17px 0;
  }
}