style.css

/*
Theme Name: Flat
Theme URI: http://www.yoarts.com/wordpress/free-flat-design-wordpress-theme.html
Author: YoArts
Author URI: http://www.yoarts.com/
Description: Flat is a WordPress Blog Theme designed by YoArts. We would like to say that Flat is both beautiful and charming at the same time.
Version: 1.4.3
License: GNU General Public License v3 or later
License URI: http://www.gnu.org/licenses/gpl-3.0.html
Text Domain: flat
Tags: black, orange, white, white, dark, light, two-columns, responsive-layout, left-sidebar, custom-background, custom-colors, custom-menu, editor-style, post-formats, custom-colors, translation-ready

This theme, like WordPress, is licensed under the GPL.
Use it to make something cool, have fun, and share what you've learned with others.
*/

.sticky {}
.bypostauthor {}