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

/* Tabs: no icons */
/* .tabbrowser-tabs .tab-icon-image { display: none !important; } */

/* all the following is to have multiple rows of tabs */

/*
The class .tabbrowser-tabs has been replaced with id #tabbrowser-tabs
changed selectors accordingly
*/
.tabbrowser-tab:not([pinned]) {
      flex-grow:1;
      min-width:150px !important; /* Needed important tag, width can be whatever you like */
      max-width: 150px !important; /* Makes the tabs always fill the toolbar width */
}
.tabbrowser-tab,.tab-background {
      height:var(--tab-min-height);
}
.tab-stack {
      width: 100%;
}
#tabbrowser-tabs .scrollbox-innerbox {
      display: flex;
      flex-wrap: wrap;
}
#tabbrowser-tabs .arrowscrollbox-scrollbox {
      overflow: visible;
      display: block;
}
#titlebar,#titlebar-buttonbox{
      height:var(--tab-min-height) !important;
}
#titlebar{
      margin-bottom:calc(var(--tab-min-height)*-1) !important;
}
#main-window[sizemode="maximized"] #titlebar{
      margin-bottom:calc(6px + var(--tab-min-height)*-1) !important;
}
#main-window[sizemode="maximized"] #TabsToolbar{
      margin-left:var(--tab-min-height);
}
#titlebar:active{
      margin-bottom:0 !important;
}
#titlebar:active #titlebar-content{
      margin-bottom:var(--tab-min-height) !important;
}
#tabbrowser-tabs .scrollbutton-up,#tabbrowser-tabs .scrollbutton-down,#alltabs-button,.tabbrowser-tab:not([fadein]){
      display: none;
}

/* This enables maximum width before scrollbar is shown */

#main-window[tabsintitlebar] #tabbrowser-tabs {
      -moz-window-dragging: no-drag;
}
#tabbrowser-tabs .scrollbox-innerbox {
      max-height: none;
      overflow-y:auto;
}