body::before {
  position: fixed;
  bottom: 0;
  left: 0;
  height: 15px;
  padding: 0 5px;
  display: block;
  font-size: 10px;
  content: "full 1720px xl = desktop";
  background-color: red;
  color: black;
  z-index: 1000000;
  opacity: 0.95;
}
@media screen and (max-width: 1580px) {
  body::before {
    content: "desktop-nav 1580px ?";
    background-color: orange;
  }
}
@media screen and (max-width: 1200px) {
  body::before {
    content: "desktop-alter 1200px lg = desktop-alter";
    background-color: yellowgreen;
  }
}
@media screen and (max-width: 1000px) {
  body::before {
    content: "tablet 1000px md = tablet";
    background-color: yellow;
  }
}
@media screen and (max-width: 699px) {
  body::before {
    content: "mobile 699px sm = mobile";
    background-color: cyan;
  }
}
@media screen and (max-width: 309px) {
  body::before {
    content: "mobile-portrait 309px xs = mobile-portrait";
    background-color: violet;
  }
}/*# sourceMappingURL=coding-hilfe.css.map */