JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://cdn.plot.ly/plotly-latest.min.js"></script>

<body>
<br><br>

<div id="attendanceDiv" style="width: 90%; height: 350px"></div>

JavaScript

var bedford = {
x: ['2009-10', '2010-11', '2011-12', '2012-13', '2013-14', '2014-15', '2015-16', '2016-17', '2017-18', '2018-19'],
y: [2812, 2654, 2828, 3051, 2261, 2496, 2611, 2515, 2530, 2527],
name: 'Bedford',
mode: 'lines+markers',
line: {
  color: 'rgb(128,191,255)',
  width: 2
  }
};

var birmingham = {
x: ['2009-10', '2010-11', '2011-12', '2012-13', '2013-14', '2014-15', '2015-16', '2016-17', '2017-18', '2018-19'],
y: [975, 894, 881, 971, 947, 1098, 1046, 830, 800, 676],
name: 'Birmingham',
mode: 'lines+markers',
line: {
  color: 'rgb(230,0,0)',
  width: 2
  }
};

var data = [bedford, birmingham];

var layout = {
  title: 'Second Tier Clubs Average Attendances',
  xaxis: {
    title: 'Season',
    type: 'category',
    zeroline: false,
    showline: false,
  },
  yaxis: {
    title: 'Attendance',
    range: [0, 3500],
    zeroline: false,
    showline: false,
  }
};

Plotly.newPlot('attendanceDiv', data, layout);