ittwxcust/app.wxss

/**app.wxss**/
page {
  height: 100%;
  --maincolor: #45A6B5;
}
.container {
  height: 100%;
  width: 100%;
  box-sizing: border-box;
}
.ittflex {
  display: flex;
  justify-content: center;
  align-items: center;
}
.ittflex-jcs {
  display: flex;
  justify-content: flex-start;
  align-items: center;
}