[gi-docgen: 1/2] Add a way to frame images

[Emmanuele Bassi <ebassi src gnome org>]

commit ec834c25e780d8ed2df9d48fbc0f579b6e7fa6bd
Author: Matthias Clasen <mclasen redhat com>
Date:   Sun Jun 12 13:07:42 2022 -0400

    Add a way to frame images
    
    Maybe this is a hack, but it makes it easy to
    get a frame around an image, by appending
    a #frame to the url.

 gidocgen/templates/basic/style.css | 7 +++++++
 1 file changed, 7 insertions(+)
---
diff --git a/gidocgen/templates/basic/style.css b/gidocgen/templates/basic/style.css
index 188c9a7..0cd38b3 100644
--- a/gidocgen/templates/basic/style.css
+++ b/gidocgen/templates/basic/style.css
@@ -338,6 +338,13 @@ blockquote > *:last-child > *:last-child > *:last-child {
   margin-bottom: 0;
 }
 
+/* allow easily adding a frame around images, by appending
+ * #frame to the url
+ */
+img[src$="#frame"] {
+  border: 1px solid var(--text-color);
+}
+
 /*********************************
  * PAGE STRUCTURE
  *********************************/