.wux-backdrop {
  background: rgba(0,0,0,.4)
}
.wux-backdrop,
.wux-backdrop--transparent {
  position: fixed;
  z-index: 1000;
  top: 0;
  right: 0;
  left: 0;
  bottom: 0
}
.wux-backdrop--transparent {
  background: 0 0
}
.wux-backdrop__bd {
  z-index: 1
}
.wux-backdrop__aria-btn {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  pointer-events: none
}