FFCSS

/* AGENT_SHEET */
@namespace url(http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul);
#appcontent,
#appcontent > #content,
#appcontent > #content > tabbox > tabpanels {
background: #222d32 !important;
}


tabs#tabbrowser-tabs, tabs#tabbrowser-tabs * {
-moz-appearance: none !important;
border-radius: 0px !important;
border: none !important;
border-bottom: none !important;
background-image: none !important;
margin-top: 0px !important;
margin-bottom: 0px !important;
max-height: 23px !important;
min-height: 23px !important;
}

tabs#tabbrowser-tabs {
background: #222d32 !important;
font-weight: normal !important;
text-align: center !important;
padding-top: 0px !important;
margin-top: -3px !important;
margin-left: 0px !important;
padding-top: 0px !important;
border-bottom: 0px !important;
}

.tabbrowser-tab {
color: #cfd8dc !important;
background: #222d32 !important;
margin-left: 0px !important;
border-bottom: 0px !important;
}

.tabbrowser-tab[selected=true] {
color: #222d32 !important;
background: #66D9EF !important;
border-bottom: 0px !important;
box-shadow: none !important;
}

.tabbrowser-tab .tab-text {
margin-left: 3px !important;
margin-right: 3px !important;
margin-top: 2px !important;
padding-top: 5px !important;
font-family: "Input Mono Condensed" !important;
font-size: 11px !important;
}

.tabbrowser-tabs:not([drag=detach]) > .tabbrowser-tab:not([pinned])[fadein] {
min-width: 30px !important;
max-width: 100% !important;
}

/* HIDE */
toolbarbutton#appmenu-toolbar-button,
toolbarbutton#alltabs-button,
toolbarbutton#new-tab-button,
#identity-box,
.tabbrowser-arrowscrollbox > .scrollbutton-up,
.tabbrowser-arrowscrollbox > .scrollbutton-down,
.tabs-closebutton-box,
.tabs-border-bottom,
.tab-throbber,
.tabs-newtab-button,
.tab-throbber[progress],
.tabbrowser-tab:not([pinned]) .tab-icon-image,
#liberator-separator,
#sidebar-search-container,
.notificationbox-stack,
#urlbar-stop-button,
#urlbar-reload-button,
#urlbar-go-button,
#bookmarks-menu-button,
.tab-background-start,
.urlbar-history-dropmarker,
#notification-popup-box,
.tab-background-end {
display: none !important;
}

#TabsToolbar::after { display: none !important; }
#navigator-toolbox { border: 0 !important; margin-bottom: -1px !important; }
.tabbrowser-tab::before, .tabbrowser-tab::after { background: url(none) !important; }

.tabbrowser-tab * {
background: url(none) !important; list-style-image: none !important;
margin: 0 0 0 0 !important; padding: 0 0 0 0 !important; -moz-appearance: none !important;
}

#TabsToolbar, #tabbrowser-tabs {
-moz-appearance: none !important;
margin-left: -15px !important; margin-right: -8px !important;
}


/* Pinned Tabs & Icon Size */
#tabbrowser-tabs .tabbrowser-tab[pinned] {
  width: 38px !important;
}
#tabbrowser-tabs .tabbrowser-tab[pinned] label {
  display: none !important;
}
#tabbrowser-tabs .tabbrowser-tab .tab-icon-image {
  margin: 0 -10px 0 10px !important;
  padding: 5px 3px 5px 3px !important;
}

/* NavBar / URLBar */
#nav-bar {
    background: #222d32 !important;
    height: 25px !important;
    padding-top: 0px !important;
    padding-bottom: 0px !important;
}
#urlbar {
    border: none !important;
    background: none !important;
    color: #cfd8dc !important;
    font-family: "Input Mono Condensed" !important;
    font-size: 11px  !important;
    height: 20px !important;
    text-align: center !important;
    padding-bottom: 3px !important;
}
#urlbar-wrapper > #forward-button {
    margin:0 !important;
}

#urlbar-wrapper {
    clip-path: none !important;
}
#back-button[disabled] > .toolbarbutton-icon,
#back-button > .toolbarbutton-icon,
#forward-button > .toolbarbutton-icon{
    background: none !important;
    background-image: none !important;
    border: none !important;
    box-shadow: none !important;
}
#back-button > .toolbarbutton-icon{
    -moz-image-region: rect(0,54px,18px,36px) !important;
    border-radius: 0 !important;
    padding: 2px 2px !important;
    margin-bottom: 3px !important;
}

#forward-button > .toolbarbutton-icon{
    padding: 5px 2px !important;
    margin-bottom: 3px !important;
}

/* Change Icons */
#PanelUI-menu-button {
	list-style-image: url('data:image/png,%89PNG%0D%0A%1A%0A%00%00%00%0DIHDR%00%00%00%10%00%00%00%10%08%06%00%00%00%1F%F3%FFa%00%00%00%04sBIT%08%08%08%08%7C%08d%88%00%00%00%09pHYs%00%00%0D%D7%00%00%0D%D7%01B%28%9Bx%00%00%00%19tEXtSoftware%00www.inkscape.org%9B%EE%3C%1A%00%00%009IDAT8%8Dc%60%A0%1002000TT%B4%0B%92%A3%B9%A3%A3%F2%3DciES%0A%03%23%E3l%B2%AC%FF%FF%3F%95%89%2C%8D%83%0A%8C%06"%15%C0h%20R%01%00%00%E2%86%1A%86%C2%C8%D8%A4%00%00%00%00IEND%AEB%60%82') !important;
	-moz-image-region: rect(0,16px,16px,0) !important;
	background: transparent !important;
	border: transparent !important;
	border-top: transparent !important;
	border-left: transparent !important;
	border-right: transparent !important;
}
#PanelUI-menu-button:hover:not([disabled="true"]) {
	-moz-image-region: rect(0,16px,16px,0px) !important;
	background: transparent !important;
	border: transparent !important;
	border-top: transparent !important;
	border-left: transparent !important;
	border-right: transparent !important;
}
#downloads-button {
    background: url('http://i.imgur.com/dxQDPO2.png') !important;
    background-repeat: no-repeat  !important;
    background-position: center !important;
    opacity: 1 !important;
    margin-left: 0px !important;
    margin-right: 15px !important;
    box-shadow: none !important;
    width: 10px !important;
}
#toolbarbutton-icon .Downloads,
#downloads-indicator-icon,
#downloads-indicator-progress-area,
#downloads-button .button-text {
    display: none !important;
}

#downloads-indicator-anchor {opacity: 0 !important;}

#downloads-button:hover {
    opacity: 1 !important;
    box-shadow: none !important;
    background: url('http://i.imgur.com/I8kiKbo.png') !important;
    background-repeat: no-repeat !important;
    background-position: center !important;
}

/* scrollbar */
scrollbar {
-moz-appearance: none !important;
position: relative;
background: none transparent;
z-index: 2147483647;
padding: 0px 0px 0px 0px!important;
}

scrollbar[orient="vertical"] {
-moz-margin-start: -3px;
min-width: 8px;
max-width: 8px;
padding: 0px 0px 0px 0px!important;
}

scrollbar[orient="horizontal"] {
margin-top: -3px;
min-height: 3px;
max-height: 3px;
}

scrollbar thumb {
-moz-appearance: none !important;
border: none !important;
border-radius: 0 !important;
background: #8FA388!important;
}

scrollbar[orient="vertical"] thumb{
min-height: 100px!important;
}

scrollbar[orient="horizontal"] thumb{
min-width: 100px!important;
}
scrollbar scrollbarbutton{
visibility: collapse!important;
}