April's extremely opinionated and beautiful Firefox setup

firefox.txt

Extension:

Tab Center Redux (Dark Mode, Compact):

```
#topmenu {
  display: none;
}

.tab-close {
  margin-right: 17px;
}

#tablist-wrapper.shrinked .tab:not(.pinned) {
  height: 32px !important;
}

body.dark-theme {
  --menu-background: hsl(210, 9.289%, 21.045%);
  --tab-background-normal: hsl(240, 3.089%, 18.045%);
  --tab-background-pinned: hsl(240, 3.089%, 18.045%);
  --tab-background-active: hsl(251, 15.2%, 30.1%);
  --tab-background-hover: hsl(252, 10.1%, 22.55%);
  --tab-border-color: hsla(0, 0%, 0%, 0.06);
  --primary-text-color: rgb(220, 220, 220);
  --tab-text-color-active: rgb(255, 255, 255);
}

:root {
  --default-tab-line-color: hsl(240, 15%, 65%);
  margin-left: -1px;
}

#tablist-wrapper.shrinked {
  margin-top: 1px;
  margin-left: 5px;
}

#tablist-wrapper.shrinked #tablist .tab-meta-image {
  margin-left: 2px;
}

.tab-context {
  min-width: 4px;
}

.tab.active {
  font-weight: 600;
}

.tab-title-wrapper {
  margin-bottom: 1px;
}

.active .tab-title-wrapper {
  margin-bottom: 0px;
}
```

about:config:

```
user_pref("browser.urlbar.matchBuckets", "general:8, suggestion:4");
user_pref("browser.urlbar.maxRichResults", 15);
user_pref("browser.urlbar.oneOffSearches", false);
user_pref("browser.urlbar.suggest.openpage", false);
user_pref("browser.urlbar.suggest.searches", false);
user_pref("browser.urlbar.suggest.topsites", false);
user_pref("sidebar.position_start", false);
user_pref("toolkit.legacyUserProfileCustomizations.stylesheets", true);
user_pref("ui.systemUsesDarkTheme", 1);
```

userChrome.css:

```css
#main-window:not([customizing]):not([tabsintitlebar="true"]) #TabsToolbar {
  visibility: collapse;
}

#navigator-toolbox {
  border-bottom: 1px solid var(--toolbar-bgcolor) !important;
  margin-top: 1px;
}

#titlebar, .titlebar-buttonbox-container {
    display: none !important;
}

#sidebar-box[sidebarcommand="_0ad88674-2b41-4cfb-99e3-e206c74a0076_-sidebar-action"] #sidebar {
  margin-right: -17px;
}

#sidebar-box[sidebarcommand="_0ad88674-2b41-4cfb-99e3-e206c74a0076_-sidebar-action"] #sidebar-header {
  visibility: collapse;
}

#urlbar[usertyping] .urlbarView-row:not([type]):first-child,
#urlbar[usertyping] .urlbarView-row[type="search"]:first-child {
  display: none;
}

#urlbar div[type="tabtosearch"] {
  display: none;
}
```