diff --git a/themes/simple/components/Nav.js b/themes/simple/components/Nav.js
index 025aeaea..1e5339c7 100644
--- a/themes/simple/components/Nav.js
+++ b/themes/simple/components/Nav.js
@@ -1,5 +1,6 @@
 import BLOG from '@/blog.config'
 import { useGlobal } from '@/lib/global'
+import { useRouter } from 'next/router'
 import { useState } from 'react'
 import CONFIG_SIMPLE from '../config_simple'
 import { DropMenu } from './DropMenu'
@@ -12,11 +13,21 @@ import { DropMenu } from './DropMenu'
 export const Nav = ({ customNav, customMenu }) => {
   const { locale } = useGlobal()
   const [showSearchInput, changeShowSearchInput] = useState(false)
+  const router = useRouter()
 
   const toggleShowSearchInput = () => {
     changeShowSearchInput(!showSearchInput)
   }
 
+  const onKeyUp = (e) => {
+    if (e.keyCode === 13) {
+      const search = document.getElementById('theme-simple-search').value
+      if (search) {
+        router.push({ pathname: '/search/' + search })
+      }
+    }
+  }
+
   let links = [
     { icon: 'fas fa-search', name: locale.NAV.SEARCH, to: '/search', show: CONFIG_SIMPLE.MENU_SEARCH },
     { icon: 'fas fa-archive', name: locale.NAV.ARCHIVE, to: '/archive', show: CONFIG_SIMPLE.MENU_ARCHIVE },
@@ -39,7 +50,7 @@ export const Nav = ({ customNav, customMenu }) => {
         <nav className="w-full bg-white md:pt-0 px-6 relative z-20 shadow-md border-t border-gray-100 dark:border-hexo-black-gray dark:bg-black">
             <div className="container mx-auto max-w-8xl md:flex justify-between items-center text-sm md:text-md md:justify-start">
                 <div className="w-full h-12 text-center md:text-left flex flex-wrap justify-center items-stretch md:justify-start md:items-start space-x-4">
-                    {showSearchInput && <input className='h-full px-4 w-full' aria-label="Submit search" type="search" name="s" autoComplete="off" placeholder="Type then hit enter to search..."/>}
+                    {showSearchInput && <input id="theme-simple-search" onKeyUp={onKeyUp} className='h-full px-4 w-full' aria-label="Submit search" type="search" name="s" autoComplete="off" placeholder="Type then hit enter to search..."/>}
 
                     {!showSearchInput && links?.map(link => {
                       if (link?.show) {
@@ -52,7 +63,7 @@ export const Nav = ({ customNav, customMenu }) => {
 
                 <div className="w-full md:w-1/3 text-center md:text-right hidden md:block">
                     {/* <!-- extra links --> */}
-                    <i className="fa-solid fa-magnifying-glass cursor-pointer" onClick={toggleShowSearchInput}></i>
+                    <i className={showSearchInput ? 'fa-regular fa-circle-xmark' : 'fa-solid fa-magnifying-glass ' + ' cursor-pointer'} onClick={toggleShowSearchInput}></i>
                 </div>
             </div>
         </nav>