">
                        <svg id="vowel-chart" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 500.17 419.24">
                            <defs>
                                <style>
                                    .vls-1 {
                                        fill: none;
                                        stroke-width: 4px;
                                    }

                                    .vls-1,
                                    .vls-2 {
                                        