.screen-widget {
  position: fixed;
  bottom: 0;
  left: 0;
  padding: 15px 50px;
  background: #000;
  border: 1px solid white;
  border-bottom: none;
  border-left: none;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200000;
}

.screen-widget::after {
  position: absolute;
  color: white;
  content: "screen: sm";
}

@media (min-width: 768px) {
  .screen-widget::after {
    content: "screen: md";
  }
}
@media (min-width: 1024px) {
  .screen-widget::after {
    content: "screen: lg";
  }
}
@media (min-width: 1280px) {
  .screen-widget::after {
    content: "screen: xl";
  }
}

@media (min-width: 1536px) {
  .screen-widget::after {
    content: "screen: 2xl";
  }
}

/* use this in html to show the screen size  <span class="screen-widget"></span> */