You can upgrade a pre-7.1 skin.

When you open a pre-7.1 skin, mixins, formerly known as style presets, are automatically placed in the correct category. For example, a style preset containing only text styles displays in the Typography category, while a style preset containing text and background styles displays in the Combinations category.

Default styles in pre-7.1 skins are set to editable on upgrade.

• Skin rules

  Use the skin to specify the presentation of your content. You can style all presentation elements of your interface in the skin, including typography, borders, backgrounds, layouts, and UI placement and alignment. By defining presentation attributes in the skin, you separate the content that is defined in sections and harnesses from its presentati

• Accessing a skin

  Skin rules are part of the User Inteface category. A skin rule is an instance of the Rule-PortalSkin Rule- classes Rule-PortalSkin rule type.

• Creating a skin

  Create a skin to specify the presentation aspects of your application.

• Specifying a skin for your application

  The best practice is to associate a single skin with your application.