Develop the site design in SharePoint
Find links to information about using Design Manager and implementing a design for your SharePoint site. If you want your SharePoint site to represent your organization's brand and not "look like SharePoint," you can create a custom design and use Design Manager to achieve that goal. Design Manager is a feature in SharePoint that makes it easier to create a fully customized, pixel-perfect design while using the web-design tools that you're already familiar with. Design Manager is a publishing feature that is available in publishing sites in both SharePoint and Office 365. You can also use Design Manager to brand the public-facing website in Office 365.
For more information about using Design Manager to customize your sites, see the following articles and their subtopics:
Overview of Design Manager in SharePoint : Get an overview of using Design Manager to brand your SharePoint site. Design Manager is a publishing feature that is available in publishing sites in both SharePoint and Office 365.
Overview of the SharePoint page model : Learn about the revised page model—including master pages and page layouts—redesigned for SharePoint.
Master pages, the Master Page Gallery, and page layouts in SharePoint : Find links to information about using Design Manager to work with master pages, page layouts, and display templates in publishing sites in SharePoint.
SharePoint Design Manager branding and design capabilities : Find links to information about using Design Manager branding and design capabilities in SharePoint.