.btn-add-class {
  background: #8091A9;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20rpx;
  box-shadow: 0px 17px 22px 0px #1B365D33;
}

.mask-class{
  position: fixed;
  top: 0;
  width: 100vw;
  height: 100vh;
  background: #6d796e;
  z-index: 99997;
  opacity: 0.5;
}

.mask-item-class{
  position: fixed;
  top: 150px;
  width: 100vw;
  height: 100rpx;
  z-index: 99998;
}