Thin contour of buildings in mid zooms

IlanSmeyatsky · Jul 22, 2021 · 209fe1c · 209fe1c
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -9,6 +9,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## [Unreleased]
 
 * Track width at z14 was smaller than in other zoom levels. See #411.
+* Add a thin contour on buildings at mid zooms. See #411.
 
 
 ## v0.6

diff --git a/base.mss b/base.mss
@@ -522,9 +522,16 @@ Map { background-color: @water; }
 #buildings[zoom>=16] {
  polygon-fill: @building;
 
+ /* Thin contour of buildings in mid zooms important for gray background areas */
+ line-color: darken(@building,10);
+ line-width: 0.3;
+ [zoom=17] {
+ line-width: 0.5;
+ }
+
  /* Render perimeter of buildings in high zooms */
  [zoom>=18] {
- line-color: #b6b2af;
+ line-color: darken(@building,20);
  line-width: 0.75;
  }
 }