.sample0009_ex {
  flex-wrap: wrap;
}

.sample0009_ex > li {
  width: 32%;
  margin-right: 2%;
  margin-bottom: 10px;
}

.sample0009_ex > li:nth-child(3n) {
  margin-right: 0;
}

.sample0009_ex > li > p {
  border: solid 1px #999;
  background: #ddd;
  margin-bottom: 5px;
  position: relative;
}

.sample0009_ex > li > p::before {
  display: block;
  content: '';
}

.sample0009_ex > li > p::before {
  padding-top: 100%;
}

.sample0009_ex > li > p > img {
  position: absolute;
  top: 0;
  width: 100%;
  height: 100%;
}

.sample0009_ex1 > li > p,
.sample0009_ex2 > li > p {
  border: none;
  background: none;
}

.sample0009_ex1 > li > p > img,
.sample0009_ex2 > li > p > img {
  object-fit: contain;
  border: solid 1px #999;
  background: #ddd;
}

.sample0009_ex2 > li > p > img {
  object-fit: cover;
  border-radius: 100%;
}

@media screen and (max-width: 1023px) {
  .sample0009_ex > li {
    width: 49%;
    margin-right: 2%;
  }
  .sample0009_ex > li:nth-child(3n) {
    margin-right: 2%;
  }
  .sample0009_ex > li:nth-child(even) {
    margin-right: 0;
  }
  .sample0009_ex2 {
    justify-content: center;
  }
}