WordPress Customize allows you to set up the general styling of the website visually. In the WordPress menu go to Appearance > Customize
Here you can add your Branding items (logo, slogan)
Header: In that folder you can upload logo
Under Layout you can choose one of the color schemes.
Typography: here you can setup the font family for all 4 main fonts of the theme.
You can use standard Web Fonts, as well as 630 Google fonts.
Other lets you add a favicon, show or hide the Live customizer, and set the date format for reservation form.
Footer: The social URL buttons appear if the link is setup.