.source {
  margin: 0 auto;
}
.source .item {
  margin-bottom: 40px;
}
.source .item img {
  width: 100%;
}
.source .item .intro {
  margin-top: 16px;
}
.source .item .intro p {
  margin-bottom: 20px;
  font-size: 18px;
  font-family: PingFang-SC-Heavy, PingFang-SC;
  font-weight: 800;
  color: #333333;
  line-height: 25px;
}
.source .item .intro span {
  font-size: 16px;
  color: #666666;
  line-height: 22px;
}

@media (min-width: 768px) {
  .source {
    padding: 0;
    width: 50%;
  }
}
@media (min-width: 1200px) {
  .source {
    width: 1200px;
  }
  .source .item {
    display: flex;
    align-items: center;
    margin-bottom: 120px;
  }
  .source .item.back img {
    -webkit-box-ordinal-group: 2;
    -moz-box-ordinal-group: 2;
    -ms-flex-order: 2;
    -webkit-order: 2;
    order: 2;
  }
  .source .item.back .intro {
    -webkit-box-ordinal-group: 1;
    -moz-box-ordinal-group: 1;
    -ms-flex-order: 1;
    -webkit-order: 1;
    order: 1;
  }
  .source .item img {
    flex-shrink: 0;
    width: 460px;
    margin-right: 30px;
  }
  .source .item .intro {
    flex: 1;
    margin-top: 0;
    margin-left: 30px;
  }
}

/*# sourceMappingURL=about.css.map */