@-moz-document url("chrome://browser/content/browser.xhtml")
@import "./tabs_below_navigation_toolbar_fx65.css";
/* [!] NOT A STANDALONE FILE! */
/* [!] This code does not achieve the requested result without above files content! */
#TabsToolbar,
#main-window:not([style*='--lwt-header-image']):-moz-lwtheme-brighttext #TabsToolbar:-moz-lwtheme,
#main-window:not([style*='--lwt-header-image']):-moz-lwtheme:-moz-lwtheme-brighttext #TabsToolbar:-moz-lwtheme {
border-bottom: 0 !important;
}
#main-window:not([chromehidden*="toolbar"]) #navigator-toolbox {
padding-bottom: calc(0px + var(--tab-min-height_tnot)) !important;
}
.urlbarView:not(.megabar),
#urlbar-results {
z-index: 100 !important;
}
Cette contribution était de : http://www.gratilog.net/xoops/newbb/viewtopic.php?forum=9&topic_id=16278&post_id=193828