body::after {
  aspect-ratio: 1 / 1 !important;
  backdrop-filter: blur(99px) !important;
  background-color: rgb(0 0 0 / 80%) !important;
  border-radius: 8px !important;
  bottom: 0.25rem !important;
  box-sizing: border-box !important;
  color: #fff !important;
  content: "XS";
  font-family: system-ui, sans-serif !important;
  font-size: 12px !important;
  font-weight: 600 !important;
  left: 0.25rem !important;
  line-height: 1 !important;
  min-width: 28px !important;
  opacity: 0.9 !important;
  padding: 4px !important;
  pointer-events: none !important;
  position: fixed !important;
  text-align: center !important;
  z-index: 9999 !important;
}

/* SM ≥576px */
@media (width >=576px) {
  body::after {
    content: "SM";
  }
}

/* MD ≥768px */
@media (width >=768px) {
  body::after {
    content: "MD";
  }
}

/* LG ≥992px */
@media (width >=992px) {
  body::after {
    content: "LG";
  }
}

/* XL ≥1200px */
@media (width >=1200px) {
  body::after {
    content: "XL";
  }
}