#shopthru-embedded-block {
  position: fixed;
  z-index: 2147483646;
}

.bottom-right {
  bottom: 28px;
  right: 28px;
}

.bottom-left {
  bottom: 28px;
  left: 28px;
}

.top-right {
  top: 28px;
  right: 28px;
}

.top-left {
  top: 28px;
  left: 28px;
}