.about-content-box {
  width: 75%;
  margin: 0 0 180px auto;
}

@media (max-width: 1350px) {
  .about-content-box {
    padding-top: 50px;
  }
}

@media (max-width: 900px) {
  .about-content-box {
    width: calc(100% - 40px);
    margin: 0 auto 180px;
  }
}

@media (max-width: 600px) {
  .about-content-box {
    width: calc(100% - 20px);
    margin: 0 auto 90px;
  }
}

.about-content-box>div {
  width: 90%;
}

@media (max-width: 900px) {
  .about-content-box>div {
    width: 100%;
  }
}

.article-block {
  margin-bottom: 60px;
}

@media (max-width: 900px) {
  .article-block {
    padding-top: 200px;
  }
}

@media (max-width: 500px) {
  .article-block {
    padding-top: 150px;
  }
}

@media (max-width: 400px) {
  .article-block {
    margin-bottom: 30px;
  }
}

.article-block .slogan-box {
  margin-bottom: 50px;
}

@media (max-width: 400px) {
  .article-block .slogan-box {
    margin-bottom: 30px;
  }
}

/* ............................ 0830版本新增 */
.article-block .paragraph-block {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
}

@media (max-width: 700px) {
  .article-block .paragraph-block {
    display: block;
  }
}

.article-block .paragraph-block>div {
  width: calc(50% - 10px);
}

@media (max-width: 700px) {
  .article-block .paragraph-block>div {
    width: 100%;
  }
}

/* ............................ 0830版本新增 */

.article-block .text-paragraph {
  font-size: 1rem;
  line-height: 24px;
  line-height: 30px;
}

@media (max-width: 400px) {
  .article-block .text-paragraph {
    font-size: 0.875rem;
    line-height: 22px;
    line-height: 25px;
  }
}

.article-block .text-paragraph:not(:last-child) {
  margin-bottom: 40px;
}

@media (max-width: 400px) {
  .article-block .text-paragraph:not(:last-child) {
    margin-bottom: 30px;
  }
}

.items-block {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
  flex-wrap: wrap;
  margin-bottom: 140px;
}

@media (max-width: 800px) {
  .items-block {
    margin-bottom: 20px;
  }
}

.items-block>div {
  width: 25%;
  -webkit-transition: .5s;
  transition: .5s;
}

@media (max-width: 800px) {
  .items-block>div {
    width: 50%;
    text-align: center;
    margin-bottom: 30px;
  }
}

.items-block img {
  width: 50%;
  margin-bottom: 20px;
}

@media (max-width: 800px) {
  .items-block img {
    width: 90%;
    margin: 0 auto;
    margin-bottom: 10px;
  }
}

.items-block .title {
  font-size: 1.5rem;
  line-height: 32px;
  margin-bottom: 10px;
  padding-right: 10px;
}

@media (max-width: 1200px) {
  .items-block .title {
    font-size: 1.25rem;
    line-height: 28px;
  }
}

@media (max-width: 400px) {
  .items-block .title {
    font-size: 0.875rem;
    line-height: 22px;
    margin-bottom: 5px;
  }
}

.items-block .text {
  font-size: 1rem;
  line-height: 24px;
}

@media (max-width: 900px) {
  .items-block .text {
    font-size: 0.875rem;
    line-height: 22px;
  }
}

@media (max-width: 400px) {
  .items-block .text {
    font-size: 0.75rem;
    line-height: 20px;
  }
}

.about-list-block .time-item {
  width: calc(25% - 30px);
  padding: 15px;
}

@media (max-width: 1200px) {
  .about-list-block .time-item {
    width: calc(50% - 30px);
  }
}

@media (max-width: 600px) {
  .about-list-block .time-item {
    width: 100%;
    padding: 0;
    margin-bottom: 60px;
  }
}

@media (max-width: 600px) {
  .about-list-block .item-img {
    display: none;
  }
}

.about-list-block .item-text {
  font-size: 1rem;
  line-height: 24px;
  line-height: 35px;
}

@media (max-width: 400px) {
  .about-list-block .item-text {
    font-size: 0.875rem;
    line-height: 22px;
  }
}

.about-list-block .item-text .image-box {
  display: none;
}

@media (max-width: 600px) {
  .about-list-block .item-text .image-box {
    display: inline-block;
  }
}

.about-list-block .item-text time {
  font-size: 7.5rem;
  line-height: 128px;
  padding: 20px 0 40px;
  font-weight: bold;
  display: inline-block;
  width: 100%;
  text-align: center;
  -webkit-transition: .5s;
  transition: .5s;
}

@media (max-width: 1800px) {
  .about-list-block .item-text time {
    font-size: 6.25rem;
    line-height: 108px;
  }
}

@media (max-width: 1600px) {
  .about-list-block .item-text time {
    font-size: 5rem;
    line-height: 88px;
    padding: 10px 0 20px;
  }
}

@media (max-width: 1500px) {
  .about-list-block .item-text time {
    font-size: 4.375rem;
    line-height: 78px;
  }
}

@media (max-width: 400px) {
  .about-list-block .item-text time {
    font-size: 4.5rem;
    line-height: 80px;
    padding: 30px 0;
  }
}

.about-list-block .item-text p {
  margin-bottom: 10px;
}

.about-list-block img {
  width: 100%;
  max-width: 100%;
  display: inline-block;
}