Metro is a blog template designed especially for long-form writing, with an emphasis on typographic detail.
Gallery Style Options
There are four preset styles to choose from: White, Black, White Sans-serif, and Black Sans-serif.
You can set the overall page width and the width of the columns in the grid. Set the page width with Site Width, the left column with Post Title Width, and the right column with Sidebar Width, all under Sizes & Values in the Style Editor.
You can set the site to align to the center or the left of the browser window with Site Alignment under Options in the Style Editor.