Update index.html

Author: kirbIndustries

index.html

@@ -148,7 +148,7 @@ <h2 style="margin: 0; text-shadow: 0 0 2px var(--search-background);">LANG_CONTR
                 </div>
                 <div style="display: flex; gap: 10px;">
                     <div class="qcontrol-item" id="temp_control_qc">
-                        <span class="material-symbols-rounded style="margin: 0;">thermostat_auto</span>
+                        <span class="material-symbols-rounded" style="margin: 0;">thermostat_auto</span>
                         <span class="qc-label">LANG_TONE</span>
                         <span id="thermostat-value" style="display: none;">0</span>
                     </div>