.header-placeholder {
  height: 0;
}

.technology-header {
  aspect-ratio: 750 / 1334;
  display: flex;
  align-items: center;
  background-image: url(/assets/img/technology/technology.png);
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center center;
}

.technology .layout {
  padding: 0 4vw;
}

.technology .title {
  padding: 16vw 0 6vw;
  font-size: var(--h1);
  color: var(--color1);
}

.technology .sub-title {
  font-size: var(--h3);
  color: var(--color2);
  line-height: 1.5;
}

.technology .desc {
  padding: 6vw 0 9.3333vw;
  font-size: var(--h4);
  color: var(--color1);
  line-height: 1.5;
}

.list-box {
  padding: 6.6667vw 6.6667vw;
  background-color: #e6e6e6;
}

.list-box .list {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}

.list-box .list .item {
  width: 37.6vw;
  margin-bottom: 4vw;
}

.list-box .list .item .name {
  padding: 2.6667vw 0;
  font-size: 16px;
  text-align: center;
}

.cert{
  padding-bottom: 16vw;
}

.cert .cert-title {
  padding: 10.6667vw 0 8vw;
  font-size: var(--h3);
  text-align: center;
}

.cert .cert-img {
  width: 100%;
}