/* IE11 */
@media screen and (min-width: 900px) and (-ms-high-contrast:none) {
  *::-ms-backdrop,
  #content {
    margin-left: 350px;
    max-width: 1000px;
  }
  #menu {
    width: 350px;
  }

  #menu .logo img {
    max-width: 350px;
  }

  #TableOfContents-sidebar {
    left: 1350px;
    width: calc(98% - 1350px);
    min-width: 200px;
  }

  details {
    display: block;
  }

  #content::before {
    content: "This browser is not supported. Some content may be corrupted.";
  }
}

/* Edge HTML */
@supports (-ms-ime-align: auto) {
  #content {
    margin-left: 350px;
    max-width: 1000px;
  }

  #menu {
    width: 350px;
  }

  #menu .logo img {
    max-width: 350px;
  }

  #TableOfContents-sidebar {
    left: 1350px;
    width: calc(98% - 1350px);
    min-width: 200px;
  }

  details {
    display: block;
  }

  #content::before {
    content: "This browser is not supported. Some content may be corrupted.";
  }
}