diff --git a/src/component/modal/AlignSpectraModal.tsx b/src/component/panels/MultipleSpectraAnalysisPanel/AlignSpectra.tsx
similarity index 73%
rename from src/component/modal/AlignSpectraModal.tsx
rename to src/component/panels/MultipleSpectraAnalysisPanel/AlignSpectra.tsx
index 263f565d9..b626c2a91 100644
--- a/src/component/modal/AlignSpectraModal.tsx
+++ b/src/component/panels/MultipleSpectraAnalysisPanel/AlignSpectra.tsx
@@ -1,24 +1,22 @@
 /** @jsxImportSource @emotion/react */
+import { css } from '@emotion/react';
 import { Formik } from 'formik';
 import { xFindClosestIndex } from 'ml-spectra-processing';
 import { Spectrum1D } from 'nmr-load-save';
 import { useEffect, useState } from 'react';
 import * as Yup from 'yup';
 
-import { REFERENCES } from '../../data/constants/References';
-import { CalibrateOptions } from '../../data/data1d/Spectrum1D/getReferenceShift';
-import { useDispatch } from '../context/DispatchContext';
-import Button from '../elements/Button';
-import CloseButton from '../elements/CloseButton';
-import { InputStyle } from '../elements/Input';
-import Label, { LabelStyle } from '../elements/Label';
-import Message from '../elements/Message';
-import Select from '../elements/Select';
-import FormikInput from '../elements/formik/FormikInput';
-import useSpectraByActiveNucleus from '../hooks/useSpectraPerNucleus';
-import Events from '../utility/Events';
-
-import { ModalStyles } from './ModalStyle';
+import { REFERENCES } from '../../../data/constants/References';
+import { CalibrateOptions } from '../../../data/data1d/Spectrum1D/getReferenceShift';
+import { useDispatch } from '../../context/DispatchContext';
+import Button from '../../elements/Button';
+import { InputStyle } from '../../elements/Input';
+import Label, { LabelStyle } from '../../elements/Label';
+import Message from '../../elements/Message';
+import Select from '../../elements/Select';
+import FormikInput from '../../elements/formik/FormikInput';
+import useSpectraByActiveNucleus from '../../hooks/useSpectraPerNucleus';
+import Events from '../../utility/Events';
 
 const labelStyle: LabelStyle = {
   label: { flex: 4, fontWeight: '500' },
@@ -34,9 +32,9 @@ const inputStyle: InputStyle = {
 
 const baseList = [{ key: 1, value: 'manual', label: 'Manual' }];
 
-interface AlignSpectraModalProps {
-  onClose?: (element?: string) => void;
+interface AlignSpectraProps {
   nucleus: any;
+  onClose: () => void;
 }
 
 const DEFAULT_OPTIONS: CalibrateOptions = {
@@ -93,10 +91,7 @@ function getList(nucleus) {
   return baseList.concat(list as any);
 }
 
-function AlignSpectraModal({
-  onClose = () => null,
-  nucleus,
-}: AlignSpectraModalProps) {
+function AlignSpectra({ onClose = () => null, nucleus }: AlignSpectraProps) {
   const spectra = useSpectraByActiveNucleus();
   const dispatch = useDispatch();
   const [options, setOptions] = useState<CalibrateOptions>(DEFAULT_OPTIONS);
@@ -104,7 +99,6 @@ function AlignSpectraModal({
   function submitHandler(inputOptions) {
     const options = checkOptions(inputOptions);
     setOptions(options);
-
     try {
       checkSpectra(options, spectra as Spectrum1D[]);
 
@@ -143,8 +137,32 @@ function AlignSpectraModal({
   }
   const List = getList(nucleus);
 
+  const styles = css`
+    max-height: 100%;
+    padding: 10px 0 5px 20px;
+    display: flex;
+    flex-direction: column;
+    flex: 1;
+
+    .body {
+      overflow: auto;
+      padding: 10px 10px 25px 0;
+    }
+
+    .header {
+      padding: 5px 0;
+      font-size: 15px;
+      font-weight: bold;
+    }
+
+    .footer {
+      display: flex;
+      padding-top: 5px;
+    }
+  `;
+
   return (
-    <div css={ModalStyles}>
+    <div css={styles}>
       <Formik
         initialValues={options}
         enableReinitialize
@@ -154,14 +172,10 @@ function AlignSpectraModal({
       >
         {({ submitForm }) => (
           <>
-            <div className="header handle">
-              <span>Spectra calibration</span>
-              <CloseButton onClick={onClose} className="close-bt" />
-            </div>
-            <div
-              className="inner-content"
-              style={{ flex: 1, minHeight: '220px' }}
-            >
+            <div className="body" style={{ flex: 1 }}>
+              <div className="header">
+                <span>Spectra calibration</span>
+              </div>
               {error && <Message type="error">{error}</Message>}
               <Label title="Options" style={labelStyle}>
                 <Select
@@ -187,8 +201,13 @@ function AlignSpectraModal({
                 <FormikInput name="targetX" type="number" style={inputStyle} />
               </Label>
             </div>
-            <div className="footer-container">
-              <Button.Done onClick={submitForm}>Done</Button.Done>
+            <div className="footer">
+              <Button.Done
+                style={{ padding: '5px 14px', fontSize: 14 }}
+                onClick={submitForm}
+              >
+                Done
+              </Button.Done>
             </div>
           </>
         )}
@@ -197,4 +216,4 @@ function AlignSpectraModal({
   );
 }
 
-export default AlignSpectraModal;
+export default AlignSpectra;
diff --git a/src/component/panels/MultipleSpectraAnalysisPanel/MultipleSpectraAnalysisPanel.tsx b/src/component/panels/MultipleSpectraAnalysisPanel/MultipleSpectraAnalysisPanel.tsx
index 29aed28c5..19acf92e8 100644
--- a/src/component/panels/MultipleSpectraAnalysisPanel/MultipleSpectraAnalysisPanel.tsx
+++ b/src/component/panels/MultipleSpectraAnalysisPanel/MultipleSpectraAnalysisPanel.tsx
@@ -17,17 +17,15 @@ import { useChartData } from '../../context/ChartContext';
 import { useDispatch } from '../../context/DispatchContext';
 import ActiveButton from '../../elements/ActiveButton';
 import Button from '../../elements/ButtonToolTip';
-import { positions, useAlert } from '../../elements/popup/Alert';
-import { useModal } from '../../elements/popup/Modal';
+import { useAlert } from '../../elements/popup/Alert';
 import { usePanelPreferences } from '../../hooks/usePanelPreferences';
-import AlignSpectraModal from '../../modal/AlignSpectraModal';
 import { DisplayerMode } from '../../reducer/Reducer';
 import { getSpectraByNucleus } from '../../utility/getSpectraByNucleus';
 import { tablePanelStyle } from '../extra/BasicPanelStyle';
 import DefaultPanelHeader from '../header/DefaultPanelHeader';
 import PreferencesHeader from '../header/PreferencesHeader';
 
-import AnalysisChart from './AnalysisChart';
+import AlignSpectra from './AlignSpectra';
 import MultipleSpectraAnalysisTable from './MultipleSpectraAnalysisTable';
 import MultipleSpectraAnalysisPreferences from './preferences';
 
@@ -45,6 +43,7 @@ function MultipleSpectraAnalysisPanelInner({
   displayerMode,
 }: MultipleSpectraAnalysisPanelInnerProps) {
   const [isFlipped, setFlipStatus] = useState(false);
+  const [calibration, setCalibration] = useState(false);
   const spectraPreferences = usePanelPreferences('spectra', activeTab);
   const preferences = usePanelPreferences('multipleSpectraAnalysis', activeTab);
   const [showAnalysisChart, toggleAnalysisChart] = useToggle(false);
@@ -56,7 +55,6 @@ function MultipleSpectraAnalysisPanelInner({
 
   const settingRef = useRef<any>();
   const alert = useAlert();
-  const modal = useModal();
   const dispatch = useDispatch();
 
   const settingsPanelHandler = useCallback(() => {
@@ -74,14 +72,6 @@ function MultipleSpectraAnalysisPanelInner({
   const showTrackerHandler = useCallback(() => {
     dispatch({ type: 'TOGGLE_SPECTRA_LEGEND' });
   }, [dispatch]);
-  const openAlignSpectra = useCallback(() => {
-    dispatch({ type: 'RESET_SELECTED_TOOL' });
-    modal.show(<AlignSpectraModal nucleus={activeTab} />, {
-      isBackgroundBlur: false,
-      position: positions.TOP_CENTER,
-      width: 500,
-    });
-  }, [activeTab, modal, dispatch]);
 
   const { rawWriteWithType, cleanShouldFallback, shouldFallback, text } =
     useClipboard();
@@ -124,7 +114,12 @@ function MultipleSpectraAnalysisPanelInner({
             <>
               <Button
                 popupTitle="Spectra calibration"
-                onClick={openAlignSpectra}
+                onClick={() => {
+                  setCalibration((value) => {
+                    if (value) dispatch({ type: 'RESET_SELECTED_TOOL' });
+                    return !value;
+                  });
+                }}
               >
                 <SvgNmrOverlay style={{ fontSize: '16px' }} />
               </Button>
@@ -160,24 +155,24 @@ function MultipleSpectraAnalysisPanelInner({
         />
       )}
       <div className="inner-container">
-        {!isFlipped ? (
-          <div style={{ overflow: 'auto' }}>
-            {showAnalysisChart && (
-              <AnalysisChart spectraAnalysisData={spectraAnalysis} />
-            )}
-            <MultipleSpectraAnalysisTable
-              data={spectraAnalysis}
-              resortSpectra={preferences.analysisOptions.resortSpectra}
-              activeTab={activeTab}
-            />
-          </div>
-        ) : (
+        {isFlipped ? (
           <MultipleSpectraAnalysisPreferences
             data={spectraAnalysis}
             activeTab={activeTab}
             onAfterSave={afterSaveHandler}
             ref={settingRef}
           />
+        ) : calibration ? (
+          <AlignSpectra
+            nucleus={activeTab}
+            onClose={() => setCalibration(false)}
+          />
+        ) : (
+          <MultipleSpectraAnalysisTable
+            data={spectraAnalysis}
+            resortSpectra={preferences.analysisOptions.resortSpectra}
+            activeTab={activeTab}
+          />
         )}
       </div>
       <ClipboardFallbackModal