Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
The first occurrence of ID “dHeight” was here.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
The first occurrence of ID “” was here.
Errors:
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Element “div” not allowed as child of element “label” in this context. (Suppressing further errors from this subtree.)
Attribute “href” not allowed on element “use” at this point.
The element “label” must not appear as a descendant of the “a” element.
The “font” element is obsolete. Use CSS instead.
Duplicate ID “dHeight”.
Bad value “” for attribute “id” on element “ul”: An ID must not be the empty string.
Element “input” is missing required attribute “aria-expanded”.
Element “style” not allowed as child of element “header” in this context. (Suppressing further errors from this subtree.)
Bad value “https://www.nationallighting.co.uk/nsearch/?q=Warmup brand” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Bad value “https://www.nationallighting.co.uk/nsearch/?q=Honeywell brand” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Bad value “https://www.nationallighting.co.uk/nsearch/?q=Mk brand” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Bad value “https://www.nationallighting.co.uk/nsearch/?q=Steinel brand” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Bad value “https://www.nationallighting.co.uk/nsearch/?q=Wylex brand” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Bad value “https://www.nationallighting.co.uk/nsearch/?q=ATC brand” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Bad value “https://www.nationallighting.co.uk/nsearch/?q=CROMPTON brand” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Bad value “https://www.nationallighting.co.uk/nsearch/?q=Airflow brand” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Bad value “https://www.nationallighting.co.uk/nsearch/?q=PEP brand” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Bad value “https://www.nationallighting.co.uk/nsearch/?q=Varilight brand” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Bad value “https://www.nationallighting.co.uk/nsearch/?q=Appleby brand” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Bad value “https://www.nationallighting.co.uk/nsearch/?q=Aico brand” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Bad value “https://www.nationallighting.co.uk/nsearch/?q=Unicrimp brand” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Bad value “https://www.nationallighting.co.uk/nsearch/?q=Raytech brand” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Bad value “https://www.nationallighting.co.uk/nsearch/?q=Dietzel Univolt brand” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Bad value “https://www.nationallighting.co.uk/nsearch/?q=Knightsbridge brand” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Bad value “https://www.nationallighting.co.uk/nsearch/?q=Timeguard brand” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Bad value “https://www.nationallighting.co.uk/nsearch/?q=Philex brand” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Bad value “https://www.nationallighting.co.uk/nsearch/?q=Sunstone brand” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
No “p” element in scope but a “p” end tag seen.
Bad value “button” for attribute “type” on element “a”: Subtype missing.
Duplicate attribute “class”.
Duplicate ID “”.
Bad value “” for attribute “id” on element “div”: An ID must not be the empty string.
Stray end tag “div”.
The “aria-labelledby” attribute must point to an element in the same document.