I am new to merging git
<<<<<<< HEAD
import React, { PureComponent } from 'react';
import '../styles/components/Outline.scss';
=======
import React, { useEffect, useRef } from 'react';
>>>>>>> master
import Button from '@material-ui/core/Button';
import Step from '@material-ui/core/Step';
import { createStyles, withStyles } from '@material-ui/core/styles';
import StepContent from '@material-ui/core/StepContent';
import StepLabel from '@material-ui/core/StepLabel';
import Stepper from '@material-ui/core/Stepper';
import CheckCircle from '@material-ui/icons/CheckCircle';
import Lock from '@material-ui/icons/Lock';
import LockOpenIcon from '@material-ui/icons/LockOpen';
<<<<<<< HEAD
import AuthenticationDialog from './shared/AuthenticationDialog';
import firebase from '../firebase';
import { Event } from '../models/analytics';
import { LessonOutlineData, LessonOutlineItemData } from '../models/data';
import { toY } from '../util/scroll';
=======
import { DrawerScrollRequest } from '../models/state';
import '../styles/components/Outline.scss';
import { computeScrollYIntoView } from '../util/scroll';
As you can see I am trying to merge master into a branch. But I don't know what these lines are trying to say