.wrap {
  background-color: #f7f7f7;
  padding: 40px 0 100px;
}

.cert-crumbs {
  padding: 20px 0;
}
.cert-banner {
  height: 380px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 36px;
  background: url(../image/new/21.jpg) no-repeat center / cover;
}
.list {
  display: flex;
  margin-bottom: 65px;
  flex-wrap: wrap;
}
.item {
  width: calc((100% - 60px) / 4);
  margin-right: 20px;
  margin-bottom: 20px;
  background-color: #fff;
}
.item:nth-child(4n) {
  margin-right: 0;
}
.item-image {
  height: 300px;
  width: 100%;
  border-bottom: 1px solid #fff;
  object-fit: contain;
  cursor: pointer;
}
.item .item-link {
  color: #9d9d9d;
  padding: 10px 20px;
}
.item-title {
  font-size: 18px;
  font-weight: bold;
  padding: 10px 20px 20px;
}
@media (max-width: 760px) {
  .wrap {
    padding: 0;
  }
  .cert-crumbs {
    display: none;
  }
  .cert-banner {
    height: 120px;
    font-size: 20px;
  }
  .list .item {
    width: calc((100% - 10px) / 2);
    margin: 10px 10px 0 0;
  }
  .item-image {
    height: 180px;
  }
  .list.u-container {
    width: 100%;
    padding: 0 10px 10px;
    margin-bottom: 0;
  }
  .item-title {
    font-size: 14px;
    padding: 10px;
  }
}