Update index.html

Author: DeMENIGECO

docs/index.html

@@ -280,12 +280,12 @@
 
 }
 
-.btn{
+.btn-ot{
     background:#4ade80;
     color:#0f172a;
 }
 
-.btn:hover{
+.btn-ot:hover{
     transform:translateY(-3px);
     box-shadow:0 10px 30px rgba(74,222,128,0.4);
 }
@@ -379,4 +379,4 @@ <h2>Documentazione</h2>
 </script>
 
 </body>
-</html>
+</html>