.topics-wrapper .topics-card {
  margin-bottom: 32px;
  padding: 24px 24px;
  background-color: #fff;
  box-shadow: 0px 4px 12px 2px #e9e9e9;
}
.topics-wrapper .topics-card .card-header {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 24px;
  padding-bottom: 12px;
  border-bottom: solid #ccc 1px;
}
.topics-wrapper .topics-card .card-row {
  display: flex;
  gap: 32px;
}
.topics-wrapper .topics-card .card-thumb {
  flex: none;
  width: 25.2100840336%;
}
.topics-wrapper .topics-card .card-thumb img {
  width: 100%;
  height: auto;
}
.topics-wrapper .topics-card .card-body {
  width: auto;
}
.topics-wrapper .topics-card .card-body p {
  font-size: 14px;
  font-weight: 400;
  line-height: 1.6;
  margin-bottom: 24px;
}
.topics-wrapper .topics-card.is-disabled .card-header,
.topics-wrapper .topics-card.is-disabled .card-row, .topics-wrapper .topics-card.closed .card-header,
.topics-wrapper .topics-card.closed .card-row {
  opacity: 0.24;
}
.topics-wrapper .topics-card .box-gray {
  padding: 16px;
  border-radius: 12px;
  background: #f5f5f5;
}

.col_3 {
  display: flex;
  justify-content: start;
}
.col_3 .this_col {
  width: calc(33.3333% - 10px);
}