fix footer bug with sticky footer

assets/style.css

@@ -158,12 +158,14 @@ a {
 }
 
 footer {
-    visibility: hidden;
-    display: none !important;
+    position: fixed;
+    left: 0;
+    bottom: 0;
+    width: 100%;
+    text-align: center;
 }
 
 .footer-ekimetrics {
-    display: flex;
     align-items: center;
     margin-left: var(--size-2);
     font-size: smaller;