tabbrowser tabpanels {background: #1c2126}

@-moz-document url("about:newtab") {
  #newtab-vertical-margin {
    background-color: #1c2126;
  }

  body, span, html {
    background: #1c2126;
    color: #BDC3C7;
  }

  #newtab-search-text {
    background: #39424d;
    color: #BDC3C7;
  }
}

@-moz-document url("about:crashes"), url("about:privatebrowsing"), url-prefix(about:neterror) {
  html, body {
    background: #1c2126;
    color: #BDC3C7;
    }

  h1 {
    color: #6C7A89;
  }

  button:not(:hover) {
    background-color: #1c2126 !important;
    border-color: #6C7A89 !important;
    color: #BDC3C7 !important;
  }

   button {
    background-color: #6C7A89 !important;
    border-color: #1c2126 !important;
    color: #BDC3C7 !important;
  }

}

@-moz-document url("about:"), url("about:about"), url("about:blank"), url("about:buildconfig"), url("about:cache"), url("about:license"), url("about:rights"), url("about:sync-log"){
  html, :root {
    background: #1c2126;
  }

  body, span {
    background: #39424d;
    color: #BDC3C7;
  }

  #aboutLogoContainer {
    border: none;
  }

  a {
    color: #59ABE3;
  }

  a:visited {
    color: #913D88;
  }

  a:hover{
    color: #1BA39C
  }

  input[type="text"], input[type="text"] {
    background-color: #39424d;
    border-radius: 5px;
    color: #BDC3C7;
  }

}