diff --git a/backend/static/index.html b/backend/static/index.html
index 6a3e30c..466bd8e 100644
--- a/backend/static/index.html
+++ b/backend/static/index.html
@@ -366,11 +366,11 @@
     <button class="map-toggle" id="map-toggle" type="button">Dark map</button>
     <button class="map-toggle" id="topo-toggle" type="button">Topo map</button>
     <button class="map-toggle" id="units-toggle" type="button">Units: km</button>
-    <button class="map-toggle" id="los-toggle" type="button">LOS tool</button>
     <button class="map-toggle" id="labels-toggle" type="button">Labels Off</button>
     <button class="map-toggle" id="nodes-toggle" type="button">Hide nodes</button>
     <button class="map-toggle" id="history-toggle" type="button">Hide history</button>
     <button class="map-toggle" id="heat-toggle" type="button">Hide heat</button>
+    <button class="map-toggle" id="los-toggle" type="button">LOS tool</button>
     <button class="map-toggle" id="prop-toggle" type="button">Propagation</button>
     <div class="legend">
       <div class="legend-item"><span class="legend-line legend-trace"></span> Trace/path</div>