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There are optional titles for the chart, for the X axis
The Legend Title in a chart is the label or heading that provides a title for the legend, which is a key explaining the symbols or colors used to represent different elements or data series in the chart
Merge Text-
Background Theme
A The background theme in a color behind the chart A theme defines a set of matching styles and colors that are automatically applied to the chartdefines its visual style; it includes color schemes, fonts, and other design elements
There are the two types of theme
Light- Light theme refers to the default setting, where the background is light, usually white, and the text is dark
Dark- Dark theme offering a dark background, often black with light text
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