[gnome-software: 1/2] info-window: Move the scrollbar down a bit

[Philip Withnall <pwithnall src gnome org>]

commit b11831bb17b257ed6a09316f6016bd527e51d3dd
Author: Adrien Plazas <kekun plazas laposte net>
Date:   Thu Nov 18 15:05:26 2021 +0100

    info-window: Move the scrollbar down a bit
    
    This matches the style of the upcoming Libadwaita about window, which is
    flat too.

 src/gs-info-window.ui |  4 +++-
 src/style.css         | 14 ++++++++++++++
 2 files changed, 17 insertions(+), 1 deletion(-)
---
diff --git a/src/gs-info-window.ui b/src/gs-info-window.ui
index 80e94be35..f910f82a2 100644
--- a/src/gs-info-window.ui
+++ b/src/gs-info-window.ui
@@ -7,7 +7,9 @@
     <property name="icon_name">dialog-information</property>
     <property name="default-width">640</property>
     <property name="default-height">576</property>
-
+    <style>
+      <class name="info"/>
+    </style>
     <child>
       <object class="GtkOverlay" id="overlay">
         <child type="overlay">
diff --git a/src/style.css b/src/style.css
index 8c83de2d7..eccf73f58 100644
--- a/src/style.css
+++ b/src/style.css
@@ -471,3 +471,17 @@ statuspage.icon-dropshadow image.icon {
                          0 1px rgba(0,0,0,0.3),
                          -1px 0 rgba(0,0,0,0.1);
 }
+
+window.info scrollbar.vertical {
+  /* The size a typical headerbar takes: 46px + 1px for the bottom border. */
+  margin-top: 47px;
+
+  /* Revelant for scrollbars without .overlay-indicator. */
+  background: none;
+  box-shadow: none;
+}
+
+window.info scrollbar.vertical trough {
+  /* The size a typical headerbar takes: 46px + 1px for the bottom border. */
+  margin-top: 0;
+}