#fullscreen-warning {
  display: none !important;
}
/* remove tracking protection icon from omnibar */
#tracking-protection-icon-container {
  display: none !important;
}
/* url bar system accent color  */
 :root[tabsintitlebar]:not(:-moz-window-inactive, :-moz-lwtheme),
 :root[tabsintitlebar][lwt-default-theme-in-dark-mode]:not(:-moz-window-inactive) {
  --focus-outline-color: -moz-accent-color !important;
}
 :root[tabsintitlebar]:not(:-moz-window-inactive, :-moz-lwtheme) #urlbar[open]>#urlbar-background,
 :root[tabsintitlebar][lwt-default-theme-in-dark-mode]:not(:-moz-window-inactive) #urlbar[open]>#urlbar-background {
  border-color: color-mix(in srgb, -moz-accent-color 50%, transparent) !important;
}
/* restored close buttons when hovering on multiple tabs */
#TabsToolbar #tabbrowser-tabs .tabbrowser-tab:not([pinned]):hover .tab-close-button {
  visibility: visible !important;
  display: block !important;
}
:root {
  --toolbarbutton-inner-padding: 6px !important;
  --proton-tab-block-margin: 2px !important;
  --tab-block-margin: 2px !important;
  --tabs-shadow-size: 0px !important;
  --arrowpanel-menuitem-padding: 5px !important;
  --panel-font-size: inherit !important;
  --arrowpanel-padding: 0.8em !important;
  --inline-tab-padding: 8px !important;
}
.subviewbutton.bookmark-item {
  padding-block: 4px !important;
}
.subview-subheader {
  display: -moz-box
}
menupopup>menuitem,
menupopup>menu {
  padding-block: 0.2em !important;
}
#urlbar-background {
  margin-block: 1px
}
#nav-bar {
  box-shadow: inset 0 var(--tabs-shadow-size) 0 var(--tabs-border-color) !important;
}
.tab-close-button {
  margin-inline-start: 0px !important;
  width: 20px !important;
  height: 20px !important;
  padding: 5px !important;
}
#tabbrowser-tabs {
  --uc-tabs-scrollbutton-border: 2px
}
#scrollbutton-up,
#scrollbutton-down {
  border-block-width: var(--uc-tabs-scrollbutton-border, 0px) !important;
}
.titlebar-spacer[type="pre-tabs"], .titlebar-spacer[type="post-tabs"] {
  display: none !important;
}