<base>The <base> element sets the base URL (the URL that relative URLs are relative to) for all relative URLs in the document.html-elementsHTML elementswidely2015-07-292018-01-29https://html.spec.whatwg.org/multipage/semantics.html#the-base-elementhttps://developer.mozilla.org/docs/Web/API/HTMLBaseElementapi.HTMLBaseElementapi.HTMLBaseElement.hrefapi.HTMLBaseElement.targethtml.elements.basehtml.elements.base.hrefhtml.elements.base.href.forbid_data_javascript_urlshtml.elements.base.href.relative_urlhtml.elements.base.targethttps://nowyoucanuse.com/features--base.html