Changed the skybox color for the "change style at load" example

Changed the description for the "Markers with altitude" example

Signed-off-by: Konstantin Plotnikov <[email protected]>

Author: Konstantin Plotnikov

change-style-at-load/data/dark.yaml

@@ -8,6 +8,10 @@ sources:
 scene:
   background:
     color: global.land_color
+  sky:
+    zenith: '#010205'
+    horizon: '#010205'
+    fog: '#21262B'
 
 global:
   text_font_family: FiraGO

markers-with-altitude/demo.html

@@ -20,7 +20,9 @@ <h1>Markers with altitude</h1>
         <p>Display markers at different altitudes.</p>
     </div>
     <p>This example shows the bicyle route at the Yungas Road (also known as the "Death road") in Bolivia. Markers
-      with the altitude values help to visualise the 3500m of descent for this road.
+      with the altitude values help to visualise the 3500m of descent for this road. Each marker is located at the altitude
+      associated with the given route vertex. Markers' icons are assigned a normalized color from red (approx. altitude 4600 meters above see level)
+      to blue (approx. altitude 1100 meters above see level).
     </p>
     <div id="map"></div>
     <h3>Code</h3>

markers-with-altitude/demo.js

@@ -68,8 +68,8 @@ function onSuccess(result) {
 
   polyline = new H.map.Polyline(lineString, {
     style: {
-      lineWidth: 3,
-      strokeColor: '#999999'
+      lineWidth: 2,
+      strokeColor: '#555555'
     }
   });