diff --git a/css/stylesheet.css b/css/stylesheet.css
index bc5d372..3c1974c 100644
--- a/css/stylesheet.css
+++ b/css/stylesheet.css
@@ -184,7 +184,7 @@
     background-color: #F6F1EC;
     vertical-align: middle;
     padding-right: 1rem;
-    color: grey;
+    color: black;
 
     a {
         margin: 2em;
diff --git a/index.html b/index.html
index 3e7f8fe..686430b 100644
--- a/index.html
+++ b/index.html
@@ -25,7 +25,6 @@
     <div id="map"></div>
     <div class="clear"></div>
 
-    <div class="bottomtext" id="bottomtext"></div>
     <script src="/js/gpx.js"></script>
   </body>
 </html>
diff --git a/js/gpx.js b/js/gpx.js
index 43359df..e797ef1 100644
--- a/js/gpx.js
+++ b/js/gpx.js
@@ -9,6 +9,8 @@
 var map = L.map('map')
 
 L.tileLayer('http://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png', {
+    minZoom: 6, // avoid zooming outside track range, roughly, to prevent extra tile requests
+    maxZoom: 15,
     attribution: 'Map data &copy <a href="http://www.osm.org">OpenStreetMap</a>'
 }).addTo(map)
 
@@ -52,7 +54,16 @@
         /* create side information */
         t.onclick = function() {
             map.fitBounds(bounds)
-            var bt = document.getElementById('bottomtext')
+
+            // clear previous descriptions
+            var oldDesc = document.getElementById("bottomtext")
+            if(oldDesc) {
+                document.body.removeChild(oldDesc)
+            }
+            
+            var description = document.createElement('div')
+            description.className = "bottomtext"
+            description.id = "bottomtext"
 
             /* download button */
             const button = document.createElement('button')
@@ -78,9 +89,11 @@
 Avg speed: ${track.totalAvgSpeed.toFixed(2)} km/h<br>
 Avg moving speed: ${track.movingSpeed.toFixed(2)} km/h <br><br>`
 
-            bt.replaceChildren(txt)
-            bt.appendChild(button)
-            bt.appendChild(cb)
+            description.appendChild(txt)
+            description.appendChild(button)
+            description.appendChild(cb)
+
+            document.body.appendChild(description)
         }
         tracklist.appendChild(t)
     })