@media all and (max-width: 1000px) {
  .header-hero {
    padding: 6rem 0;
  }

  .header-img {
    width: 95%;
  }

  .section-des {
    font-size: 1.25rem;
  }

  .section-title {
    font-size: 2rem;
  }

  .section-p {
    font-size: 1.1rem;
  }

  .img-contain {
    width: 90%;
    object-fit: contain;
  }

  .yt {
    padding: 5rem 0;
  }

  .yt-video--play {
    width: 90%;
    height: 450px;
  }

  .groupware {
    padding: 5rem 0;
  }

  .items {
    flex-direction: column;
    text-align: center;
  }

  .groupware-items-main {
    margin: 1.5rem 0 0 0;
    order: 2;
  }
  .groupware-items-main .section-p {
    margin-top: 0.75rem;
    max-width: 23rem;
  }

  .log {
    padding: 5rem 0;
  }

  .log-items-main {
    margin: 1.5rem 0 0 0;
  }
  .log-items-main .section-p {
    margin-top: 0.75rem;
    max-width: 24rem;
  }

  .app {
    padding: 5rem 0;
  }

  .app-items {
    margin: 1.5rem 0 0 0;
    order: 2;
    margin: auto;
  }
  .app-items .section-p {
    margin-top: 0.75rem;
    max-width: 25rem;
  }

  .app-logo {
    margin: 0.25rem;
  }

  .app-img-contain {
    width: 90%;
    object-fit: contain;
  }

  .event {
    padding: 5rem 2rem;
  }

  .event-header .header-title {
    font-size: 2.5rem;
  }
  .event-header .header-des {
    font-size: 1.25rem;
  }

  .item-count {
    font-size: 1.5rem;
  }

  .event-container {
    grid-template-columns: repeat(2, 1fr);
  }

  .item-title {
    font-size: 1.75rem;
  }

  .point {
    padding: 5rem 0 6rem 0;
  }

  .point-container1,
.point-container2 {
    flex-direction: column;
  }

  .point-item {
    padding: 2.5rem 6rem;
    order: 2;
  }

  .point-title {
    text-align: center;
  }

  .point-list {
    margin-top: 1rem;
  }
}
@media all and (max-width: 520px) {
  .header-hero {
    padding: 5rem 0;
  }

  .header-title {
    font-size: 2rem;
  }

  .header-des {
    font-size: 1.25rem;
  }

  .header-link {
    padding: 1rem 3rem;
    font-size: 1rem;
  }

  .section-des {
    font-size: 1.2rem;
  }

  .section-title {
    font-size: 1.75rem;
  }

  .section-p {
    font-size: 1.1rem;
    line-height: 140%;
  }

  .yt {
    padding: 4rem 0 5rem 0;
  }

  .yt-main .section-title {
    max-width: 18rem;
    text-align: center;
  }

  .yt-video {
    padding-top: 2.5rem;
  }

  .yt-video--play {
    max-width: 500px;
    height: 300px;
  }

  .groupware {
    padding: 3.75rem 0;
  }

  .groupware-items-main {
    padding: 0.75rem 0.75rem 0;
  }
  .groupware-items-main .section-title {
    margin-top: 0.5rem;
  }
  .groupware-items-main .section-p {
    margin-top: 1.2rem;
    max-width: 20rem;
  }

  .img-contain {
    height: 90%;
  }

  .log {
    padding: 3.75rem 0;
  }

  .log-items-main {
    padding: 0.75rem 0.75rem 0;
  }
  .log-items-main .section-title {
    margin-top: 0.5rem;
  }
  .log-items-main .section-p {
    margin-top: 1.2rem;
    max-width: 20rem;
  }

  .app {
    padding: 2.5rem 0 4.5rem 0;
  }

  .app-items .section-p {
    margin-top: 1.2rem;
    max-width: 19rem;
  }

  .app-img-contain {
    height: 90%;
  }

  .app-link {
    display: flex;
    flex-direction: column;
  }

  .event {
    padding: 4rem 1rem 5rem 1rem;
  }

  .event-header .header-title {
    font-size: 2rem;
    max-width: 18rem;
  }
  .event-header .header-des {
    font-size: 1.125rem;
  }

  .event-container {
    grid-template-columns: repeat(1, 1fr);
  }

  .item-title {
    font-size: 1.5rem;
  }

  .event-item {
    padding: 2.5rem;
    max-width: 24rem;
  }

  .item-count {
    font-size: 1.25rem;
  }

  .icon {
    font-size: 2.5rem;
  }

  .item-des {
    font-size: 1.125rem;
  }

  .point {
    padding: 5rem 1rem;
  }

  .point-header-title {
    font-size: 2rem;
  }

  .point-img {
    max-width: 20rem;
  }

  .point-item {
    max-width: 20rem;
    margin: auto;
    padding: 2rem 2.2rem;
  }

  .point-title {
    font-size: 1.5rem;
  }

  .point-list {
    font-size: 1rem;
  }
  .point-list li {
    line-height: 170%;
  }

  .point-container1 {
    margin-top: 2.5rem;
  }
}