#content .free h3 {
  font-size: 24px;
  font-family: b;
  font-weight: 600;
  color: #333333;
  line-height: 28px;
  margin-bottom: 24px;
}
#content .free .free_list {
  display: grid;
  grid-template-columns: repeat(3, minmax(100px, 1fr));
  grid-gap: 16px;
  margin-bottom: 16px;
}
#content .free .free_list .free_item img {
  width: 100%;
  height: 210px;
  background: #FFFFFF;
  margin-bottom: 8px;
}
#content .free .free_list .free_item .item_btm h4 {
  width: 100%;
  font-family: b;
  font-weight: 600;
  font-size: 16px;
  color: #333;
  line-height: 19px;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  box-sizing: border-box;
  overflow: hidden;
}
#content .free .free_list .free_item:hover h4 {
  color: #1C73E8;
  text-decoration: underline;
}
@media (min-width: 860px) and (max-width: 1200px) {
  #content {
    width: 100%;
    padding: 16px;
  }
  #content .free .free_list {
    grid-template-columns: repeat(3, minmax(100px, 1fr));
  }
}
@media (min-width: 750px) and (max-width: 859px) {
  #content {
    width: 100%;
    padding: 16px;
  }
  #content .free .free_list {
    grid-template-columns: repeat(2, minmax(100px, 1fr));
  }
}
@media (min-width: 560px) and (max-width: 749px) {
  #content {
    width: 100%;
    padding: 16px;
  }
  #content .free h3 {
    margin-bottom: 12px;
  }
  #content .free .free_list {
    grid-template-columns: repeat(2, minmax(100px, 1fr));
  }
}
@media (min-width: 0px) and (max-width: 559px) {
  #content {
    width: 100%;
    padding: 16px;
  }
  #content .free h3 {
    margin-bottom: 12px;
  }
  #content .free .free_list {
    grid-template-columns: repeat(1, minmax(100px, 1fr));
  }
}