fix: icons & buttons view

* update the viewBox of svg elements
* add cursor pointer when hover the restore button
* rebuild the css

src/www/css/app.css

@@ -668,10 +668,6 @@ video {
   top: 1rem;
 }
 
-.-z-\[1\] {
-  z-index: -1;
-}
-
 .z-0 {
   z-index: 0;
 }
@@ -1462,6 +1458,10 @@ video {
   border-bottom-width: 0px;
 }
 
+.hover\:cursor-pointer:hover {
+  cursor: pointer;
+}
+
 .hover\:border-red-800:hover {
   --tw-border-opacity: 1;
   border-color: rgb(153 27 27 / var(--tw-border-opacity));