A simple list of Genesis framework XHTML to HTML5 markup conversions.

genesis-xhtml-to-html-five-markup.css

#wrap => .site-container
#header => .site-header
#title-area => .title-area
#title => .site-title
#description => .site-description
#nav => .nav-primary
#subnav => .nav-secondary
#inner => .site-inner
#content-sidebar-wrap => .content-sidebar-wrap
#content => .content
.post-info => .entry-header .entry-meta
.post-meta => .entry-footer .entry-meta
.navigation => .pagination
#sidebar => .sidebar-primary
#sidebar-alt => .sidebar-secondary
#footer => .site-footer
.author-box strong => .author-box-title
.author-box p => .author-box-content
.comment-author cite => .comment-author span
.commentmetadata => .comment-meta
.reply => .comment-reply
#pings => .entry-pings
.searchform => .search-form
.s => .search-form input[type=”search”]
.searchsubmit => .search-form input[type=”submit”]