diff --git a/simpleadmin/www/index.html b/simpleadmin/www/index.html
index 4a7e2d9..433f97f 100644
--- a/simpleadmin/www/index.html
+++ b/simpleadmin/www/index.html
@@ -99,7 +99,7 @@
                   x-text="temperature + ' °C'"
                 ></h1>
               </div>
-              <div class="card-footer" style="text-align: center;">模块温度</div>
+              <div class="card-footer" style="text-align:center;">模块温度</div>
             </div>
           </div>