.contents-wrap_sample {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 15px;
}

.contents-box_sample {
  /* margin-bottom: 3rem; */
  padding: 0;
  width: 32%;
}

.contents-box_sample img {
  display: block;
  width: 100%;
  height: auto;
}

.contents-box_sample p {
  text-align: center !important;
}

.contents-box_sample p.sample_set {
  font-weight: bold;
}

.contents-box_sample p.sample_set_red {
  font-weight: bold;
  color: red;
}

.contents-box_sample p.sample_set_blue {
  font-weight: bold;
  color: blue;
}

@media screen and (max-width: 768px) {
  .contents-wrap_sample {
    width: 100%;
  }

  .contents-box_sample {
    width: 47%;
  }

  .contents-box_sample img {
    display: block;
    width: 100%;
    height: auto;
    margin: 0 auto;
  }
}

#main-contents h3.sample_set {
  margin: 30px 0 10px;
  padding: 10px 0 5px 0;
  border-bottom: 2px solid #e36360;
  font-size: 1.2em;
  font-weight: bold;
  color: #250d00;
}