This attribute indicates the language of the linked resource.Īllowed values are specified by RFC 5646: Tags for Identifying Languages (also known as BCP 47). This attribute specifies the URL of the linked resource. autoĭefault: Signals automatic determination of fetch priority relative to other resources of the same type. Signals a low-priority fetch relative to other resources of the same type. Signals a high-priority fetch relative to other resources of the same type. Provides a hint of the relative priority to use when fetching a preloaded resource. Setting the disabled property in the DOM causes the stylesheet to be removed from the document's Document.styleSheets list. Instead, the stylesheet will be loaded on-demand, if and when the disabled attribute is changed to false or removed. If disabled is specified in the HTML when it is loaded, the stylesheet will not be loaded during page load. See CORS settings attributes for additional information.įor rel="stylesheet" only, the disabled Boolean attribute indicates whether the described stylesheet should be loaded and applied to the document. If invalid, it is handled as if the enumerated keyword anonymous was used. without sending the Origin HTTP header), preventing its non-tainted usage. If the attribute is not present, the resource is fetched without a CORS request (i.e. If the server does not give credentials to the origin site (through Access-Control-Allow-Credentials HTTP header), the resource will be tainted and its usage restricted. a cookie, certificate, and/or HTTP Basic authentication is performed). with an Origin HTTP header) is performed along with a credential sent (i.e. If the server does not give credentials to the origin site (by not setting the Access-Control-Allow-Origin HTTP header) the resource will be tainted and its usage restricted.Ī cross-origin request (i.e. no cookie, X.509 certificate, or HTTP Basic authentication).
with an Origin HTTP header) is performed, but no credential is sent (i.e. This enumerated attribute indicates whether CORS must be used when fetching the resource.ĬORS-enabled images can be reused in the element without being tainted.Ī cross-origin request (i.e. Srcset or imageset attributes, SVG elements,
The HTML and XHTML specifications define event handlers for the element, but it is unclear how they would be used.If you encounter problems with the favicon not loading, verify that the Content-Security-Policy header's img-src directive is not preventing access to it. When using to establish a favicon for a site, and your site uses a Content Security Policy (CSP) to enhance its security, the policy applies to the favicon. However, this isn't a good practice to follow it makes more sense to separate your elements from your body content, putting them in the. The crossorigin attribute indicates whether the resource should be fetched with a CORS request.Ī element can occur either in the or element, depending on whether it has a link type that is body-ok.įor example, the stylesheet link type is body-ok, and therefore is permitted in the body.
Allowing cross-origin use of images and canvasĪ rel value of preload indicates that the browser should preload this resource (see rel="preload" for more details), with the as attribute indicating the specific class of content being fetched.HTML table advanced features and accessibility.From object to iframe - other embedding technologies.Assessment: Structuring a page of content.I've gotten the elements working individually, however, there are a few CSS rules for the parallax header which are breaking the sticky navigation and scroll link, and it's doing my head in!īreaks the ability to use Javascript/jQuery scroll events $(window). I'm working on a new HTML5 CSS3 template which features a parallax scrolling header, as well as sticky navigation menu and a scroll to top link.
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