请问怎么在xp下隐藏b7的标题栏？

请问怎么在xp下隐藏b7的标题栏？

这个效果可以吗?

popup { background-color: menu !important; }
#back-forward-dropmarker { display: none !important; }
#appmenu-button{display:none !important;}

#subscribeToPageMenuitem,#menu_bookmarkAllTabs,#bookmarksToolbarFolderMenu,#organizeBookmarksSeparator
{display:none !important;}

/* 标签宽度*/
.tabbrowser-tab[fadein]:not([pinned]) {
min-width: 22px !important;
max-width: 180px !important;
}


@namespace url(http://www.mozilla.org/keymaster/gateke ... s.only.xul);

/* Tab bar left and right padding */
/* Adjust according to the size of your Firefox button and window controls */





/* Fix Firefox button position and height */

#titlebar-content {
  margin-top: 0px !important;
}


/* Move the tab bar in the title bar when maximized */

window[sizemode="maximized"]:not([inFullscreen]) #navigator-toolbox[tabsontop="true"] #TabsToolbar {
  margin-top: -23px !important;
  -moz-box-ordinal-group: 1 !important;
}

#main-window[tabsontop="true"]:not([inFullscreen]) #appmenu-button-container {
  position: fixed !important;
  z-index: 1;
}

#main-window[tabsontop="true"]:not([inFullscreen]) #titlebar-buttonbox {
  position: relative !important;
  z-index: 1;
}
#main-window[tabsontop="true"]:not([inFullscreen]) #TabsToolbar {
  position: relative !important;
  background-color: transparent !important;
}

/* Fix tab styling for the dark background */


#main-window[sizemode="maximized"][tabsontop="true"][chromemargin]:not([inFullscreen]) #alltabs-button[type="menu"] {
  list-style-image: url("chrome://browser/skin/appmenu-dropmarker.png") !important;
  -moz-image-region: rect(0, 9px, 7px, 0) !important;
}

#main-window[sizemode="maximized"][tabsontop="true"][chromemargin]:not([inFullscreen]) #alltabs-button[type="menu"] image {
  opacity: 0.7 !important;
  margin-top: 4px !important;
}

#main-window[sizemode="maximized"][tabsontop="true"][chromemargin]:not([inFullscreen]) .tabbrowser-tab:not([selected="true"]),
#main-window[sizemode="maximized"][tabsontop="true"][chromemargin]:not([inFullscreen]) .tabs-newtab-button,
#main-window[sizemode="maximized"][tabsontop="true"][chromemargin]:not([inFullscreen]) #TabsToolbar > #home-button {
  background-image: -moz-linear-gradient(hsla(0,0%,80%,.6), hsla(0,0%,75%,.4) 50%, hsla(0,0%,70%,.4) 51%) !important;
  text-shadow: white 0 0 2px;
}


#main-window[sizemode="maximized"][tabsontop="true"][chromemargin]:not([inFullscreen]) .tabbrowser-tab:not([selected="true"]):hover,
#main-window[sizemode="maximized"][tabsontop="true"][chromemargin]:not([inFullscreen]) .tabs-newtab-button:hover,
#main-window[sizemode="maximized"][tabsontop="true"][chromemargin]:not([inFullscreen]) #TabsToolbar > #home-button:hover {
  background-image: -moz-linear-gradient(hsla(0,0%,100%,.8), hsla(0,0%,90%,.6) 50%, hsla(0,0%,85%,.6) 51%) !important;
}
#main-window[sizemode="maximized"][tabsontop="true"][chromemargin]:not([inFullscreen]) #TabsToolbar {

  -moz-padding-end: 6em !important;
}




@namespace url(http://www.mozilla.org/keymaster/gateke ... s.only.xul);

#status-bar:not(:hover) statusbarpanel:not(#download-monitor):not(#security-button):not(#page-report-button) image:not(.menu-iconic-icon), #status-bar:not(:hover) statusbarpanel:not(#statusbar-display):not(#statusbar-progresspanel):not(#download-monitor) label:not(.menu-iconic-text):not(.menu-text), #status-bar:not(:hover) spacer {
  display: none;
}

#status-bar:not(:hover) menupopup .menu-iconic-left > image, #status-bar:not(:hover) #security-button label {
  display: -moz-box !important;
}

#status-bar:not(:hover) statusbarpanel:not(#statusbar-display):not(#statusbar-progresspanel):not(#download-monitor):not(#security-button):not(#page-report-button):not(.statusbar-resizerpanel) {
  padding: 0px !important;
  min-width: 0px !important;
  width: 0px !important;

  border: none !important;
  -moz-appearance: none !important;
}

/* Remove this if the statusbar text isn't properly divided with a separator from other elements when not hovered. */
#status-bar:not(:hover) #statusbar-display {
  border: none !important;
  -moz-appearance: none !important;
}

https://www.firefox.net.cn/forum/viewtopic.php?t=33173
https://www.firefox.net.cn/forum/viewtopic.php?t=33002

关注中,css和扩展貌似都可以,不过还没找到完美方案.