.about-banner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  height: 53.333vw;
  background-color: #311600;
}
.about-banner .img {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
}
.about-banner h1 {
  z-index: 99;
  margin-bottom: 4.267vw;
  color: #fff;
  font-family: PingFangSC-Semibold;
  font-size: 6.4vw;
  letter-spacing: 0.256vw;
  text-align: center;
  line-height: 6.4vw;
  font-weight: bold;
}
.about-banner h2 {
  z-index: 99;
  margin-bottom: 9.6vw;
  color: #fff;
  font-family: PingFangSC-Medium;
  font-size: 3.733vw;
  letter-spacing: 0.2vw;
  text-align: center;
  line-height: 3.733vw;
  font-weight: bold;
}
.about-banner p {
  z-index: 99;
  color: #fff;
  text-align: center;
  font-size: 2.667vw;
  letter-spacing: 0.1vw;
}
.about .about__box1 {
  padding-top: 6.4vw;
  overflow: hidden;
}
.about .about__box1 .about__box1-title1 {
  font-family: PingFangSC-Medium;
  font-size: 4.8vw;
  color: #252525;
  letter-spacing: 0.12vw;
  line-height: 4.8vw;
  font-weight: bold;
  text-align: center;
}
.about .about__box1 .about__box1-title2 {
  font-family: PingFangTC-Medium;
  font-size: 3.2vw;
  color: #b58600;
  letter-spacing: 0.133vw;
  text-align: center;
  line-height: 4.8vw;
  font-weight: bold;
}
.about .about__box1 .about__box1-p {
  margin: 6.4vw 0;
  padding: 0 3.2vw;
  font-size: 3.2vw;
  color: #252525;
  letter-spacing: 0.107vw;
  line-height: 5.333vw;
}
.download .download-banner {
  display: block;
  margin: 6.4vw auto 0;
  width: 76.933vw;
  height: 42.933vw;
}
.download .download__box {
  display: flex;
  justify-content: space-between;
  padding: 6.4vw 3.2vw;
}
.download .download__btn1,
.download .download__btn2 {
  width: 45.2vw;
  height: 9.6vw;
  border-radius: 1.067vw;
  text-align: center;
  line-height: 9.6vw;
}
.download .download__btn1 {
  background: #caa26f;
}
.download .download__btn2 {
  border: 1px solid #6a6a6a;
  color: #252525;
}
.management {
  background-color: #f9f9f9;
}