MiniPrograms_Activity/app.wxss

/**app.wxss**/
page{
  width: 100%;
  height: 100vh;
  background-color: #20223b;
}
.container {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  box-sizing: border-box;
} 
.basePage{
  min-height: 100vh;
  width: 100vw;
  color: #bfcbd9;
  font-size: 14px;
  font-family: PingFang SC;
  padding-bottom: 2em;
}