.mini_gallery {
  display: flex;
  flex-wrap: wrap;
  /*gap: 8px;*/
  margin: 0;
  padding: 0;
  list-style: none;
  width: 100% !important;
  margin-top: 0px !important;
}

.mini_gallery > li { 
  margin: 0;
  padding: 0;
  width: 24% !important;
  margin-right: 0.5% !important;
}

/* トグルボタン */
.mini_gallery__more {
  display: inline-block;
  margin-top: 10px;
  padding: 8px 12px;
  border: 1px solid #ddd;
  border-radius: 6px;
  cursor: pointer;
  user-select: none;
  font-size: 14px;
  line-height: 1;
}
.mini_gallery__more:focus {
  outline: 2px solid #999;
  outline-offset: 2px;
}