fix

src/tool/cookie.js

@@ -1,7 +1,7 @@
 const setCookie = (name,value) => {
     var Days = 30;
     var exp = new Date();
-    exp.setTime(exp.getTime() + Days*24*60*60*30);
+    exp.setTime(exp.getTime() + Days*24*60*60*1000);
     document.cookie = name + "="+ escape (value) + ";expires=" + exp.toGMTString();
 }