EVOLUTION-MANAGER
Edit File: _headers.scss
// BS3 -> BS4 saw a removal of margin-top on headers, // which is a pretty jarring change, expecially for Rmd // https://github.com/twbs/bootstrap/blob/f17f882d/dist/css/bootstrap.css#L1219-L1250 // https://github.com/twbs/bootstrap/blob/4de4874e/scss/_reboot.scss#L82-L89 h1, h2, h3 { margin-top: 1.5 * $spacer; } h4, h5, h6 { margin-top: $spacer; }