.wrapper {
  max-width: 750px;
  min-height: 100vh;
  margin: 0 auto;
  font-size: 0.24rem;
  background-color: #f5f5f5;
}
.about-page {
  margin: 0.2rem 0.24rem;
  overflow: hidden;
}
.about-logo {
  max-width: 100%;
}
.about-desc {
  padding: 0.12rem 0.24rem 0.43rem;
  font-size: 0.24rem;
  font-weight: 400;
  color: #666666;
  line-height: 0.4rem;
  background: #ffffff;
}
.about-desc span {
  color: #333;
}

.about-title {
  margin: 0.5rem 0 0.28rem;
  font-size: 0.36rem;
  font-weight: 500;
  color: #333333;
  line-height: 0.42rem;
  text-align: center;
}

.about-card {
  margin: 0.28rem 0;
  padding: 0.45rem 0.24rem;
  background: #ffffff;
}

.about-card-title,
.about-card-desc {
  margin-bottom: 0.28rem;
  font-size: 0.3rem;
  font-weight: 400;
  color: #333333;
  line-height: 0.36rem;
}

.about-card-img {
  display: block;
  margin: auto;
  width: 5.3rem;
}