How to set up centered title area and navigation

hello-pro-centered-header-nav

In style.css above the media queries, add

.site-header {
	text-align: center;
}

.title-area {
	float: none;
	margin: 0 auto;
}

.site-header .widget-area {
	float: none;
	width: auto;
}

.site-header .genesis-nav-menu {
	float: none;
}