[gtksourceview/wip/chergert/gsv-gtk4: 241/259] assistant: tweak positioning

[Christian Hergert <chergert src gnome org>]

commit 461d3b25388ff6f5042829c26f60ec8fc743e7f6
Author: Christian Hergert <chergert redhat com>
Date:   Wed Sep 9 16:46:24 2020 -0700

    assistant: tweak positioning

 gtksourceview/GtkSourceView.css    | 4 +++-
 gtksourceview/gtksourceassistant.c | 2 +-
 2 files changed, 4 insertions(+), 2 deletions(-)
---
diff --git a/gtksourceview/GtkSourceView.css b/gtksourceview/GtkSourceView.css
index ff49f32c..ca514674 100644
--- a/gtksourceview/GtkSourceView.css
+++ b/gtksourceview/GtkSourceView.css
@@ -8,7 +8,6 @@ GtkSourceAssistant {
   box-shadow: 0 3px 5px 1px @wm_shadow,
               0 0 0 1px alpha(@wm_border, 1);
   outline: 1px solid alpha(@wm_highlight, 0.25);
-  margin: 20px;
   background: @theme_bg_color;
 }
 
@@ -100,8 +99,11 @@ GtkSourceAssistant.informative label {
 GtkSourceAssistant.informative image {
   margin: 0 6px 0 0;
   padding: 6px 10px 6px 9px;
+  min-width: 16px;
+  min-height: 16px;
   border-top-left-radius: 7px;
   border-bottom-left-radius: 7px;
+  background-color: @borders;
 }
 
 GtkSourceAssistant.informative.warning {
diff --git a/gtksourceview/gtksourceassistant.c b/gtksourceview/gtksourceassistant.c
index 1f08abcc..b9cd434a 100644
--- a/gtksourceview/gtksourceassistant.c
+++ b/gtksourceview/gtksourceassistant.c
@@ -196,7 +196,7 @@ _gtk_source_assistant_real_get_offset (GtkSourceAssistant *assistant,
        }
        else
        {
-               *y = margin.bottom - 1;
+               *y = (margin.bottom / 3 * 2) - 1;
        }
 }