Firefox 57 UserChrome.css modifications

@namespace url(http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul);

toolbarbutton#alltabs-button {
    -moz-binding: url("userChrome.xml#js");
}

#bookmarks-view {
background: #1c2126 !important;
color: #b6e6f9 !important;
}
#sidebar-search-container {
background: #1c2126 !important;
color: #b6e6f9 !important;
}

#alertBox[hasBodyText] > #alertTextBox,
#alertBox[hasOrigin] > #alertTitleBox {
background: #1c2126 !important;
color: #b6e6f9 !important;
}

#alertBox {
  color: #b6e6f9 !important;
  background: #1c2126 !important;
}
#alertNotification .alertTitle {
background: #1c2126 !important;
color: #b6e6f9 !important;
}

.sidebar-placesTreechildren::-moz-tree-cell-text(selected) {
color: #b6e6f9 !important;
}

.sidebar-placesTreechildren::-moz-tree-row(selected) {
background: #1a4666 !important;
}

.sidebar-placesTreechildren::-moz-tree-cell-text(selected, focus) {
color: #b6e6f9 !important;
}

.sidebar-placesTreechildren::-moz-tree-row(selected, focus) {
background: #1a4666 !important;
}

.sidebar-placesTreechildren::-moz-tree-cell-text(hover) {
text-decoration: none !important; }

.sidebar-placesTreechildren::-moz-tree-row(hover) {
background: #1a4666 !important;
}
#PopupAutoCompleteRichResult richlistitem:first-of-type[actiontype="searchengine"],
#PopupAutoCompleteRichResult richlistitem[actiontype="visiturl"]{
display:none !important;
}
.tabbrowser-tab[pinned] {
  width: 82px;
}

.tabbrowser-tab[fadein]:not([pinned]) { min-width: 40px !important; max-width: 190px !important; }

#context-reload { -moz-box-ordinal-group: 0 !important; }
/*#context-back,
#context-forward { display:none !important; }
*/
.tab-close-button:not([pinned="true"]) { display: -moz-box !important; }