conkeror: Add style for conkeror start page

.conkerorrc/init.js

@@ -23,6 +23,15 @@ function ext_title_format(window) {
         + window.buffers.current.description;
 }
 
+function oni_add_sheet(css) {
+    let (sheet = get_home_directory()) {
+        sheet.append(".conkerorrc");
+        sheet.append("styles");
+        sheet.append(css);
+        register_user_stylesheet(make_uri(sheet));
+    };
+}
+
 function oni_before_quit_func() {
     var w = get_recent_conkeror_window();
     var result = (w == null) ||
@@ -268,9 +277,5 @@ function read_url_local_port_handler(input)
 read_url_handler_list = [read_url_local_port_handler,
                          read_url_github_command_handler];
 
-let (sheet = get_home_directory()) {
-    sheet.append(".conkerorrc");
-    sheet.append("styles");
-    sheet.append("github.css");
-    register_user_stylesheet(make_uri(sheet));
-};
+oni_add_sheet("github.css");
+oni_add_sheet("help.css");

.conkerorrc/styles/Makefile

@@ -1,4 +1,4 @@
 DESTDIR:=$(DESTDIR)/styles
-objects=github.css
+objects=github.css help.css
 
 include ../../dotfiles.mk

.conkerorrc/styles/help.css

@@ -0,0 +1,19 @@
+@-moz-document url(chrome://conkeror-help/content/help.html) {
+    body {
+        background: #111113 !important;
+        color: #eeeeec !important;
+    }
+
+    a {
+        color: #ffbb56 !important;
+    }
+
+    a:visited {
+        color: #ee82ee !important;
+    }
+
+    pre, .key {
+        background: #222224 !important;
+        font-family: "Envy Code R" !important;
+    }
+}