fix: on logout display the reconnect overlay (#6)

public/index.html

@@ -18,6 +18,7 @@
         width: 100%;
         background-color: rgba(0,0,0,0.75);;
         display: none;
+        z-index: 100;
       }
       #overlay input {
         display: block;

public/wetty/index.html

@@ -18,6 +18,7 @@
         width: 100%;
         background-color: rgba(0,0,0,0.75);;
         display: none;
+        z-index: 100;
       }
       #overlay input {
         display: block;