To change the stylesheet that your blog uses, follow the instructions below:
- Navigate to Content > Content Settings.
- Click Blog from the left-hand side menu, then select the blog whose style you wish to change from the drop-down menu.
- Click Templates on the left hand side and you'll be taken to the Templates menu. From here, you can click + Add Stylesheets > select as many stylesheets as you want from the dropdown menu to include > click Add.
- Click Save changes.