Bootstrap 4.0 Beta 1 dropped the offset classes in favor of using margin utilities. Update the blog example in the docs to use the appropriate `ml-auto` instead of `offset-sm-1` class to retain a pixel perfect with previous versions.
</div><!-- /.blog-main -->
- <div class="col-sm-3 offset-sm-1 blog-sidebar">
+ <div class="col-sm-3 ml-sm-auto blog-sidebar">
<div class="sidebar-module sidebar-module-inset">
<h4>About</h4>
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