////////加载状态////////
.d-loading-mask {
  position: absolute;
  display: flex;
  align-items: center;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  margin: 0;
  z-index: 3;
  background-color: rgba(255, 255, 255, .4);
  transition: opacity .3s;
}
.d-loading-mask-black {
  background-color: rgba(0, 0, 0, .3);
}
.d-loading-spinner {
  width: 100%;
  text-align: center;
  font-size: 26px;
}