.wrap {
  background-image: url("https://xct.cdhncy.cn/file/xindu/2024/9/4/nav_bg.png");
  background-color: #b4e7b2;
  background-repeat: no-repeat;
  background-position: 0 0;
  min-height: 100vh;
  background-size: contain;
}

.content {
  flex: auto;
  height: calc(100vh - var(--h));
  margin-top: 46px;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}
