Fix overwrite indexhtml css by css for ahttpd

Makefile.in

@@ -6,7 +6,7 @@ VERSION=@VERSION@
 PRODUCT_NAME=@PRODUCT_NAME@
 CODENAME=@CODENAME@
 
-.PHONY: graphics browser-qt ahttpd boot-images boot-splash boot indexhtml install education-install browser-qt/design/bg.png indexhtml/index.css hidden-menu-entries
+.PHONY: graphics browser-qt ahttpd boot-images boot-splash boot indexhtml install education-install browser-qt/design/bg.png hidden-menu-entries
 
 # graphics
 
@@ -109,12 +109,8 @@ boot: boot-images
 	install -m 644 images/boot.png $(sysconfdir)/../boot/grub/themes/$(THEME)/boot.png
 	install -m 644 images/boot.jpg $(sysconfdir)/../boot/grub/themes/$(THEME)/grub.jpg
 
-# index html page, start page for all local browsers
-indexhtml/index.css:
-	sed 's|/design/|file:///usr/share/alterator/design/|g' ahttpd/styles/alterator.css > indexhtml/index.css
-
 INDEXHTML_DIR=$(datadir)/doc/indexhtml
-indexhtml: indexhtml/index.css
+indexhtml:
 	for i in indexhtml/*.html indexhtml/*.css;do \
 	  install -Dpm644 $$i $(INDEXHTML_DIR)/`basename $$i`; \
 	done