diff --git a/public/css_styles/styles.css b/public/css_styles/styles.css
index b0ccb9f..353f2c1 100644
--- a/public/css_styles/styles.css
+++ b/public/css_styles/styles.css
@@ -338,8 +338,24 @@
 }
 
 .identify-container {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+}
+.identify-container .error-message-container {
+  width: 70vw;
+  background-color: #D17262;
   display: flex;
   justify-content: center;
+  align-items: center;
+}
+.identify-container .error-message-container p {
+  margin: 2vw;
+  color: #ffffff;
+  font-family: "Raleway", sans-serif;
+  font-weight: 700;
+  user-select: none;
+  font-size: 22pt;
 }
 .identify-container .identify {
   width: 70vw;
diff --git a/public/css_styles/styles.css.map b/public/css_styles/styles.css.map
index 09dc024..b4f1d82 100644
--- a/public/css_styles/styles.css.map
+++ b/public/css_styles/styles.css.map
@@ -1 +1 @@
-{"version":3,"sourceRoot":"","sources":["../sass_styles/_header.scss","../sass_styles/styles.scss","../sass_styles/_banner-login.scss","../sass_styles/_mainPomodoro.scss","../sass_styles/_styleSelector.scss","../sass_styles/_goDownArrow.scss","../sass_styles/_aboutThis.scss","../sass_styles/_historyButton.scss","../sass_styles/_pomodoro-counter.scss","../sass_styles/_identify.scss","../sass_styles/_dark-mode_toogle-switch.scss","../sass_styles/_account.scss","../sass_styles/_goToAccount.scss","../sass_styles/_clockify-tasks-display.scss"],"names":[],"mappings":"AACA;EACI,kBCsCS;EDpCT;EACA;EACA;EACA;EAEA;;AAEA;EACI;;AAGJ;EACI;EAEA;ECfJ;EACA;EAQA;EACA;EACA;;ADSA;EACI;EAEA;ECvBJ;EACA;EAQA;EACA;EACA;;ADgBI;EACI;;AAGA;AAAA;AAAA;AAAA;AAAA;EAKI;EACA;EACA;;AAKA;EACI;EACA;;;AEhDpB;EACI;EACA;EDMA;ECFA;EACA;EACA;EAEA;EAEA;;AAGA;EDGA;EACA;;ACAA;EAEI;EAEA;EACA;;AAEA;EDHJ;EACA;EACA;ECIQ;EACA;EACA;EAEA;EACA;;AAGJ;EACI;EACA;;AAGJ;EACI;EACA;;;AAOZ;EACI;;;ACpDJ;EAEI;EACA;EACA;EACA;EAEA;;AAEA;EAEI;EACA;EFJJ;EEOI;EACA;EAEA,OFuBO;;AEpBX;EAEI;EACA;EACA;EFjBJ;;AEqBI;EACI;EFZR;EACA;EEeQ,OFOG;EENH;;AAIJ;EACI;EFtBR;EACA;EEyBQ,OFHG;EEKH;EACA;;AAIR;EF5BA;EACA;EACA;EAtBA;EACA;EEmDI;EACA;EACA;EAEA,YFlBO;EEmBP;EAEA;EACA;;;AC/DR;EAEI;EAEA;EACA;EAEA;EAEA;EACA;EAEA;EAEA;EAgFA;;AA9EA;EHRA;EGUI,OHuBO;EGtBP;EACA;EAEA;EAIA;EACA;;AAMA;EACI;EACA;EAEA;;AAEA;EACI;EACA;EACA;;AAEA;EHpCZ;EGsCgB;;AAGJ;EHzCZ;EG2CgB,OHVL;EGWK;;AAMZ;EACI;EACA;;AAGJ;EACI;EACA;;AAEA;EACI;;AAKR;EACI;EAEA;EACA;EAEA;EACA;EACA;EAEA;;AAGJ;EAEI,kBH7CE;;;AGsDN;EACI;EACA;;;AAGJ;EACI;EACA;;;ACxGZ;EACI;EACA;EAEA;EACA;;AAGA;EACI;EACA;EAEA;;AAEA;EACI;;;ACfZ;EACI;EAEA;EACA;;AAEA;EAEI;;AAEA;EACI;ELRR;EACA;EAQA;EACA;EACA;EKEQ;;AAEA;EACI;EACA;EACA;;AAKZ;EAEI;;AAEA;EACI;;AAGI;ELtBZ;EACA;EACA;EANA;EK6BgB;;AAGJ;ELtBZ;EACA;EAXA;EKmCgB;EACA;EACA;;;AC7CpB;ENuBI;EACA;EACA;EMtBA;EACA;EAEA;EAEA;EACA;EACA;EAEA;EACA;EAEA;EAEA,kBN0BU;;AMxBV;ENUA;EMHI;EACA;;ANIJ;EACI;;AMVA;EACI;;AAQR;EACI;;AAIJ;EACI;IACI;;EAIJ;IACI;;;;AC3CZ;EAGI;EACA;;AAII;EACI;EPDR;EOKQ;EACA;EAEA;EAEA;;AAEA;EACI;EACA;;AAGJ;EPtBR;EACA;EOwBY;EAEA;EACA;EACA;EAEA;EACA;EAEA;EAEA,OPED;EODC,kBPGF;;;AQ3Cd;EACI;EACA;;AAEA;EACI;;AAEA;EACI;;AAEA;EACI;EAEA;EACA;EAEA;EACA,kBRwBD;EQtBC;EAEA;;AAEA;ERpBZ;EACA;EAQA;EACA;EACA;EQagB;;AAIR;EACI;EACA,kBRSM;;AQLd;EAEI;EACA;;AAEA;EACI;EAEA;EACA;EACA;EAEA;;AAGA;EACI;EACA;EAEA;EAEA;EACA;EACA;;AAIJ;EACI;EACA;;;AClEpB;EAEI;EACA;;AAEA;EACI;EACA;EACA;;AAGJ;EACI;EACA;EACA;EACA,kBT6BS;ES5BT;EACA;EACA;EACA;EACA;;AAGJ;EACI;EACA;EACA;EACA;EACA;EACA;EACA;EACA;EACA;;AAGJ;EACI;EACA;EAEA,kBTKS;;ASFb;EACI;;;ACzCJ;EACI;EAEA;;AAEA;EVJJ;EACA;EAQA;EACA;EACA;EUHQ;EACA;;AAIR;EACI;;AAEA;EAAI;;AAKJ;EACI;EACA;EACA;EACA;;AAGJ;EACI;EAEA;EAEA,kBVOE;;AULF;EV1BR;EACA;EACA;EAXA;EACA;EUuCY,OVFD;EUIC;;AAIR;EACI;EAEA;EACA;EACA;EAEA;;AAGA;EACI;EACA;EAEA;EAEA;EACA;EACA;;AAIJ;EACI;EACA;;AAIR;EACI;;AAGJ;EACI;;AAEA;EACI;EACA,kBV1CC;EU4CD;EACA;EAEA;EAEA;;AAKI;EVtFhB;EACA;EACA;EAXA;EACA;;AUmGgB;EACI;;AAIR;EACI;EACA;EAEA;EAEA;EACA;EAEA;;;AAOpB;EACI;EACA;EAEA;EACA;EACA;;;AClIJ;EAEI;EACA;EAEA;EAEA;EAEA,kBXgCW;EW9BX;EACA;EACA;EAEA;;AAEA;EXdA;EACA;EWgBI;EACA;EAEA;;;AAIR;EACI;EACA;EAEA;EAEA;EAEA,kBXMW;EWJX;EACA;EACA;EAEA;;AAEA;EXxCA;EACA;EW0CI;EAEA;EAEA;;;AClDR;EAEI;EACA;EAEA;EACA;;AAEA;EACI;EACA;;AAGJ;EACI;EACA;EACA;EACA;;AAGJ;EACI;EACA;;AAEA;EACI;EACA;EACA;EACA;;AAIR;EACI;EACA;EACA;;AAGJ;EACI;EACA;EZhCJ;EYoCI;EAEA;EACA;EAEA;;AAEA;EACI;EACA;EACA;EACA;;;AZUZ;EACI;EACA;;;AAGJ;EACI;EACA,kBAnCe","file":"styles.css"}
\ No newline at end of file
+{"version":3,"sourceRoot":"","sources":["../sass_styles/_header.scss","../sass_styles/styles.scss","../sass_styles/_banner-login.scss","../sass_styles/_mainPomodoro.scss","../sass_styles/_styleSelector.scss","../sass_styles/_goDownArrow.scss","../sass_styles/_aboutThis.scss","../sass_styles/_historyButton.scss","../sass_styles/_pomodoro-counter.scss","../sass_styles/_identify.scss","../sass_styles/_dark-mode_toogle-switch.scss","../sass_styles/_account.scss","../sass_styles/_goToAccount.scss","../sass_styles/_clockify-tasks-display.scss"],"names":[],"mappings":"AACA;EACI,kBCsCS;EDpCT;EACA;EACA;EACA;EAEA;;AAEA;EACI;;AAGJ;EACI;EAEA;ECfJ;EACA;EAQA;EACA;EACA;;ADSA;EACI;EAEA;ECvBJ;EACA;EAQA;EACA;EACA;;ADgBI;EACI;;AAGA;AAAA;AAAA;AAAA;AAAA;EAKI;EACA;EACA;;AAKA;EACI;EACA;;;AEhDpB;EACI;EACA;EDMA;ECFA;EACA;EACA;EAEA;EAEA;;AAGA;EDGA;EACA;;ACAA;EAEI;EAEA;EACA;;AAEA;EDHJ;EACA;EACA;ECIQ;EACA;EACA;EAEA;EACA;;AAGJ;EACI;EACA;;AAGJ;EACI;EACA;;;AAOZ;EACI;;;ACpDJ;EAEI;EACA;EACA;EACA;EAEA;;AAEA;EAEI;EACA;EFJJ;EEOI;EACA;EAEA,OFuBO;;AEpBX;EAEI;EACA;EACA;EFjBJ;;AEqBI;EACI;EFZR;EACA;EEeQ,OFOG;EENH;;AAIJ;EACI;EFtBR;EACA;EEyBQ,OFHG;EEKH;EACA;;AAIR;EF5BA;EACA;EACA;EAtBA;EACA;EEmDI;EACA;EACA;EAEA,YFlBO;EEmBP;EAEA;EACA;;;AC/DR;EAEI;EAEA;EACA;EAEA;EAEA;EACA;EAEA;EAEA;EAgFA;;AA9EA;EHRA;EGUI,OHuBO;EGtBP;EACA;EAEA;EAIA;EACA;;AAMA;EACI;EACA;EAEA;;AAEA;EACI;EACA;EACA;;AAEA;EHpCZ;EGsCgB;;AAGJ;EHzCZ;EG2CgB,OHVL;EGWK;;AAMZ;EACI;EACA;;AAGJ;EACI;EACA;;AAEA;EACI;;AAKR;EACI;EAEA;EACA;EAEA;EACA;EACA;EAEA;;AAGJ;EAEI,kBH7CE;;;AGsDN;EACI;EACA;;;AAGJ;EACI;EACA;;;ACxGZ;EACI;EACA;EAEA;EACA;;AAGA;EACI;EACA;EAEA;;AAEA;EACI;;;ACfZ;EACI;EAEA;EACA;;AAEA;EAEI;;AAEA;EACI;ELRR;EACA;EAQA;EACA;EACA;EKEQ;;AAEA;EACI;EACA;EACA;;AAKZ;EAEI;;AAEA;EACI;;AAGI;ELtBZ;EACA;EACA;EANA;EK6BgB;;AAGJ;ELtBZ;EACA;EAXA;EKmCgB;EACA;EACA;;;AC7CpB;ENuBI;EACA;EACA;EMtBA;EACA;EAEA;EAEA;EACA;EACA;EAEA;EACA;EAEA;EAEA,kBN0BU;;AMxBV;ENUA;EMHI;EACA;;ANIJ;EACI;;AMVA;EACI;;AAQR;EACI;;AAIJ;EACI;IACI;;EAIJ;IACI;;;;AC3CZ;EAGI;EACA;;AAII;EACI;EPDR;EOKQ;EACA;EAEA;EAEA;;AAEA;EACI;EACA;;AAGJ;EPtBR;EACA;EOwBY;EAEA;EACA;EACA;EAEA;EACA;EAEA;EAEA,OPED;EODC,kBPGF;;;AQ3Cd;EACI;EACA;EACA;;AAEA;EACI;EAEA;EAEA;EACA;EACA;;AAEA;EACI;EACA;ERbR;EACA;EQeQ;EAEA;;AAMR;EACI;;AAEA;EACI;;AAEA;EACI;EAEA;EACA;EAEA;EACA,kBRCD;EQCC;EAEA;;AAEA;ER3CZ;EACA;EAQA;EACA;EACA;EQoCgB;;AAIR;EACI;EACA,kBRdM;;AQkBd;EAEI;EACA;;AAEA;EACI;EAEA;EACA;EACA;EAEA;;AAGA;EACI;EACA;EAEA;EAEA;EACA;EACA;;AAIJ;EACI;EACA;;;ACzFpB;EAEI;EACA;;AAEA;EACI;EACA;EACA;;AAGJ;EACI;EACA;EACA;EACA,kBT6BS;ES5BT;EACA;EACA;EACA;EACA;;AAGJ;EACI;EACA;EACA;EACA;EACA;EACA;EACA;EACA;EACA;;AAGJ;EACI;EACA;EAEA,kBTKS;;ASFb;EACI;;;ACzCJ;EACI;EAEA;;AAEA;EVJJ;EACA;EAQA;EACA;EACA;EUHQ;EACA;;AAIR;EACI;;AAEA;EAAI;;AAKJ;EACI;EACA;EACA;EACA;;AAGJ;EACI;EAEA;EAEA,kBVOE;;AULF;EV1BR;EACA;EACA;EAXA;EACA;EUuCY,OVFD;EUIC;;AAIR;EACI;EAEA;EACA;EACA;EAEA;;AAGA;EACI;EACA;EAEA;EAEA;EACA;EACA;;AAIJ;EACI;EACA;;AAIR;EACI;;AAGJ;EACI;;AAEA;EACI;EACA,kBV1CC;EU4CD;EACA;EAEA;EAEA;;AAKI;EVtFhB;EACA;EACA;EAXA;EACA;;AUmGgB;EACI;;AAIR;EACI;EACA;EAEA;EAEA;EACA;EAEA;;;AAOpB;EACI;EACA;EAEA;EACA;EACA;;;AClIJ;EAEI;EACA;EAEA;EAEA;EAEA,kBXgCW;EW9BX;EACA;EACA;EAEA;;AAEA;EXdA;EACA;EWgBI;EACA;EAEA;;;AAIR;EACI;EACA;EAEA;EAEA;EAEA,kBXMW;EWJX;EACA;EACA;EAEA;;AAEA;EXxCA;EACA;EW0CI;EAEA;EAEA;;;AClDR;EAEI;EACA;EAEA;EACA;;AAEA;EACI;EACA;;AAGJ;EACI;EACA;EACA;EACA;;AAGJ;EACI;EACA;;AAEA;EACI;EACA;EACA;EACA;;AAIR;EACI;EACA;EACA;;AAGJ;EACI;EACA;EZhCJ;EYoCI;EAEA;EACA;EAEA;;AAEA;EACI;EACA;EACA;EACA;;;AZUZ;EACI;EACA;;;AAGJ;EACI;EACA,kBAnCe","file":"styles.css"}
\ No newline at end of file
diff --git a/public/sass_styles/_identify.scss b/public/sass_styles/_identify.scss
index 4fdd2af..428bcb7 100644
--- a/public/sass_styles/_identify.scss
+++ b/public/sass_styles/_identify.scss
@@ -1,7 +1,30 @@
 .identify-container {
     display: flex;
-    justify-content: center;
+    flex-direction: column;
+    align-items: center;
     
+    .error-message-container {
+        width: 70vw;
+
+        background-color: #D17262;
+
+        display: flex;
+        justify-content: center;
+        align-items: center;
+
+        p {
+            margin: 2vw;
+            color: #ffffff;
+
+            @include titleFont();
+            user-select: none;
+
+            font-size: 22pt;
+
+        }
+
+    }
+
     .identify {
         width: 70vw;
 
diff --git a/src/components/AboutThis.jsx b/src/components/AboutThis.jsx
index 5731bf8..79ef3e5 100644
--- a/src/components/AboutThis.jsx
+++ b/src/components/AboutThis.jsx
@@ -36,4 +36,4 @@ const AboutThis = () => {
     )
 }
 
-export default AboutThis
+export default React.memo(AboutThis)
diff --git a/src/components/Header.jsx b/src/components/Header.jsx
index 29bb00b..870335b 100644
--- a/src/components/Header.jsx
+++ b/src/components/Header.jsx
@@ -16,4 +16,4 @@ const Header = (props) => {
     )
 }
 
-export default Header
+export default React.memo(Header)
diff --git a/src/components/Identify.jsx b/src/components/Identify.jsx
index 4aadf3c..58bb46c 100644
--- a/src/components/Identify.jsx
+++ b/src/components/Identify.jsx
@@ -5,7 +5,7 @@ import RegisterForm from './Identify Childrens/RegisterForm'
 import {firebase} from './Firebase/firebase'
 import {withRouter} from 'react-router-dom'
 
-import {getAuth, createUserWithEmailAndPassword, signInWithEmailAndPassword, signOut } from 'firebase/auth'
+import {getAuth, createUserWithEmailAndPassword, signInWithEmailAndPassword, signOut, onAuthStateChanged } from 'firebase/auth'
 import { getFirestore, collection, doc, setDoc } from 'firebase/firestore'
 
 
@@ -18,11 +18,18 @@ const Identify = (props) => {
     const [confirmPassword, setConfirmPassword] = useState('')
     
     const [message, setMessage] = React.useState('')
+    const [errorMessage, setErrorMessage] = React.useState(0)
 
     const auth = getAuth()
 
     const register = async () => {
 
+        onAuthStateChanged(auth, (user) => {
+            if (user) {
+                return
+            }
+        })
+
         try {
             const response = await createUserWithEmailAndPassword(auth, email, password)
             console.log(response)
@@ -51,11 +58,17 @@ const Identify = (props) => {
             })
 
         } catch (error) {
-            alert(error)
+            setMessage(error)
         }
     }
 
     const login = async () => {
+        
+        onAuthStateChanged(auth, (user) => {
+            if (user) {
+                return
+            }
+        })
 
         try {
             const response = await signInWithEmailAndPassword(auth, email, password)
@@ -66,7 +79,7 @@ const Identify = (props) => {
 
         } catch (error) {
             console.log(error)
-            alert('USER OR PASSWORD NOT VALID')
+            setErrorMessage('USER OR PASSWORD NOT VALID')
         }
     }
 
@@ -86,29 +99,29 @@ const Identify = (props) => {
         e.preventDefault()
 
         if (!email.trim()) {
-            alert('EMAIL EMPTY')
+            setErrorMessage('EMAIL EMPTY')
             return
         }
 
         if (!password.trim()) {
-            alert('PASSWORD EMPTY')
+            setErrorMessage('PASSWORD EMPTY')
             return
         }
 
         if (password.trim().length < 8) {
-            alert('PASSWORD TOO SHORT')
+            setErrorMessage('PASSWORD TOO SHORT')
             return
         }
 
         if (act === 'register') {
 
             if (!confirmPassword.trim()) {
-                alert('CONFIRM PASSWORD PLEASE')
+                setErrorMessage('CONFIRM PASSWORD PLEASE')
                 return
             }
 
             if (password !== confirmPassword) {
-                alert("PASSWORDS DOESN'T MATCH")
+                setErrorMessage("PASSWORDS DOESN'T MATCH")
                 return                
             }
             register()  
@@ -117,6 +130,7 @@ const Identify = (props) => {
             setEmail('')
             setPassword('')
             setConfirmPassword('')
+            setErrorMessage(0)
 
             return
         }
@@ -131,7 +145,7 @@ const Identify = (props) => {
             return
         }
 
-        alert('ACTION NOT VALID')
+        setErrorMessage('ACTION NOT VALID')
     }
 
     const signOutFromApp = () => {
@@ -139,6 +153,7 @@ const Identify = (props) => {
         signOut(auth)
             .then(() => {
                 
+                setErrorMessage('YOU CLOSED THE SESSION')
                 //! 'YOU CLOSE SESSION' MESSAGE CODE
             })
     }
@@ -156,12 +171,22 @@ const Identify = (props) => {
         if (action === 'clss') {
             signOutFromApp()
         }
+
+        onAuthStateChanged(auth, (user) => {
+            if (user) {
+                props.history.push('/')
+            }
+        })
     }, [])
 
 
     return (
         <div className="identify-container">
-            
+            <div className="error-message-container">
+                {
+                    errorMessage ? <p>{errorMessage}</p> : null
+                }
+            </div>
             <div className="identify">
 
                 <nav className="options-container">