.lx-dialog {
  position: fixed;
  width: 100%;
  height: 100%;
  left: 0;
  top: 0;
  display: flex;
  justify-content: center;
  align-items: center;
}

.mask {
  position: absolute;
  width: 100%;
  height: 100%;
  left: 0;
  top: 0;
  background: rgba(0, 0, 0, 0.5)
}

.lx-dialog__body {
  position: absolute;
  left: 0;
  text-align: center;
}