.main-box {
  padding-bottom: 100px;
}
.header-img img {
  width: 100%;
}
.list-box {
  width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-gap: 40px;
  margin-top: 40px;
}
.list-item-img {
  width: 100%;
  height: 200px;
  margin-bottom: 20px;
  cursor: pointer;
}
.list-item-title {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.5;
  max-height: 3em;
  color: #147;
  text-decoration: none;
  font-size: 18px;
  font-weight: bold;
  cursor: pointer;
}
.list-item-title:hover {
  color: #c30;
  text-decoration: underline;
}
.list-item-link {
  color: rgb(192, 0, 0);
  font-size: 12px;
}