logout, hover transition and small fixes

src/components/Loader/Loader.js

@@ -0,0 +1,14 @@
+import SVGLoader from "react-loader-spinner";
+export const Loader = () => {
+    return (
+        <div className='loader'>
+            <SVGLoader
+                type="Circles"
+                color="#fff"
+                height={50}
+                width={50}
+                timeout={3000}
+            />
+        </div>
+    );
+}