/* about */
.about {
  padding-top: 30px;
}

.about .lt {
  margin-bottom: 20px;
}

.about .title {
  text-align: left;
  margin-bottom: 20px;
}

.about .info {
  line-height: 30px;
}

.about .info>*:not(:last-child) {
  margin-bottom: 30px;
}

.about .rt iframe {
  width: 100%;
  height: auto;
  background: #333;
  aspect-ratio: 627 / 585;
  display: block;
}

@media(min-width: 992px) {
  .about .container {
    display: flex;
    align-items: center;
  }

  .about .lt {
    flex: 1;
    padding-right: 30px;
    margin-bottom: 0;
  }

  .about .rt {
    flex: 0 0 calc((627 / 1400) * 100%);
    max-width: calc((627 / 1400) * 100%);
  }
}

@media(min-width: 1200px) {
  .about {
    padding-top: 60px;
  }

  .about .lt {
    padding-right: 36px;
  }

  .about .title {
    margin-bottom: 48px;
  }
}

@media(min-width: 1440px) {
  .about {
    padding-top: 80px;
  }
}


/* factory */
.factory {
  padding-top: 30px;
}

.factory .title {
  margin-bottom: 15px;
}

.factory .row {
  margin-left: -13px;
  margin-bottom: -13px;
  margin-bottom: -26px;
}

.factory .row>div {
  padding: 0 13px;
  margin-bottom: 26px;
}

.factory .row>div img {
  width: 100%;
  aspect-ratio: 330 / 255;
}

@media(min-width: 1200px) {
  .factory {
    padding-top: 60px;
  }

  .factory .title {
    margin-bottom: 30px;
  }

  .factory .row {
    margin-bottom: -30px;
  }

  .factory .row>div {
    margin-bottom: 30px;
  }
}

@media(min-width: 1440px) {
  .factory {
    padding-top: 74px;
  }

  .factory .title {
    margin-bottom: 53px;
  }
}


/* certificate */
.certificate {
  padding: 30px 0;
}

.certificate .title {
  margin-bottom: 15px;
}

.certificate .swiper-slide img {
  width: 100%;
  aspect-ratio: 367 / 552;
}

.certificate .swiper-pagination-bullet {
  width: 10px;
  height: 10px;
  border-radius: 10px;
  background: #eee;
  opacity: 1;
  transition: width .4s;
}

.certificate .swiper-pagination-bullet-active {
  width: 50px;
  background: var(--btn-color);
}

@media(min-width: 768px) {
  .certificate .swiper-wrap {
    position: relative;
  }

  .certificate .prev-btn, .certificate .next-btn {
    width: 45px;
    height: 45px;
    color: #fff;
    font-size: 18px;
    border-radius: 50%;
    background: rgba(28, 64, 62, .65);
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .certificate .prev-btn {
    left: 0;
    transform: translate(-50%, -50%);
  }

  .certificate .next-btn {
    right: 0;
    transform: translate(50%, -50%);
  }
}

@media(min-width: 992px) {
  .certificate .swiper-slide {
    width: 260px;
  }

  .certificate .swiper-pagination-bullet-active {
    width: 60px;
  }
}

@media(min-width: 1200px) {
  .certificate {
    padding: 60px 0;
  }

  .certificate .title {
    margin-bottom: 30px;
  }

  .certificate .swiper-slide {
    width: 285px;
  }
}

@media(min-width: 1440px) {
  .certificate {
    padding-top: 74px;
    padding-bottom: 80px;
  }

  .certificate .title {
    margin-bottom: 53px;
  }

  .certificate .swiper-slide {
    width: 325px;
  }

  .certificate .info-group {
    padding: 26px 60px;
  }
}

@media(min-width: 1640px) {
  .certificate .swiper-slide {
    width: 355px;
  }

  .certificate .prev-btn, .certificate .next-btn {
    width: 63px;
    height: 63px;
    font-size: 23px;
  }
}

@media(min-width: 1800px) {
  .certificate .container {
    max-width: 1740px;
    padding-left: 47px;
    padding-right: 47px;
  }

  .certificate .swiper-slide {
    width: 367px;
  }
}