With a text added to the design area. There are some options for it. To enable options, just mouse over to the selected text and see the top toolbar as show below:
This option allows you to switch to another font family easily. To use more font, just press the Get More Fonts button.
This tool allows you to change the font-size, line-height even text content
There are four text effects on Lumise. Select a text and choose Text Effect icon to customize your text.
These options help you change text style as bold, underline, italic, or text-align.