Go to https://lucid.app/ and log in to your account.

Select the diagram you want to add a shape style to.

Click the "Shapes" button in the left-hand toolbar.

Select the shape you want to add a style to.

Click the "Style" button in the top toolbar.

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If you are creating a diagram in Lucidchart, you may want to add a shape style to make it look more professional and organized. Shape styles can help to differentiate between different types of elements in your diagram, making it easier to understand and interpret. Additionally, adding a shape style can help to make your diagram more visually appealing. Knowing how to add a shape style to your diagram in Lucidchart can help you create a more effective and attractive diagram.

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