added error handler

resources/views/errors/404.blade.php

@@ -0,0 +1,26 @@
+@extends('merchbay_main')
+
+@section('main-content')
+<style>
+    .vh100 {
+        height: 100vh !important;
+    }
+</style>
+<div class="wrapper pb-5">
+    <div class="main__content">
+        <div class="container">
+            <div class="row justify-content-center">
+                <div class="col col-lg-8 pt-5 text-center text-lg-start">
+                    <h4>404 - Page not found</h4>
+                    <hr class="custom-hr" />
+                </div>
+            </div>
+            <div class="row justify-content-center">
+                <div class="col col-lg-8 vh100">
+                    <a href="{{ url('/') }}" class="btn btn-black btn-sm px-5">Back to homepage</a>
+                </div>
+            </div>
+        </div>
+    </div>
+</div>
+@endsection