Improve look of indented config

Author: TechnicJelle

_sass/custom/custom.scss

@@ -123,10 +123,10 @@ th {
 section.config-indent {
   --indent-size: 2em;
 
-  --bracket-width: 0.5em;
   &::before, &::after {
     position: relative;
-    left: calc(-1 * var(--indent-size) - var(--bracket-width) / 2);
+    font-family: monospace;
+    left: calc(-1 * var(--indent-size) - 0.5ch); //-0.5ch to center the line neatly between the {}'s
   }
 
   &::before { content: "{"; }