Errors:
Obsolete doctype. Expected “<!DOCTYPE html>”.
Attribute “xmlns:v” not allowed here.
Bad value “pragma” for attribute “http-equiv” on element “meta”.
Bad value “expires” for attribute “http-equiv” on element “meta”.
A document must not include more than one “meta” element with its “name” attribute set to the value “description”.
CSS: “display”: “relative” is not a “display” value.
CSS: “display”: “hidden” is not a “display” value.
CSS: “top”: only “0” can be a “unit”. You must put a unit after your number.
Self-closing syntax (“/>”) used on a non-void HTML element. Ignoring the slash and treating as a start tag.
Start tag “a” seen but an element of the same type was already open.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
The “cellpadding” attribute on the “table” element is obsolete. Use CSS instead.
The “cellspacing” attribute on the “table” element is obsolete. Use CSS instead.
The “center” element is obsolete. Use CSS instead.
Bad value “750px” for attribute “width” on element “embed”: Expected a digit but saw “p” instead.
Bad value “125px” for attribute “height” on element “embed”: Expected a digit but saw “p” instead.
The “name” attribute on the “embed” element is obsolete. Use the “id” attribute instead.
Stray end tag “embed”.
Attribute “border” not allowed on element “input” at this point.
Element “input” is missing required attribute “alt”.
Duplicate ID “Div1”.
Warnings:
Attribute with the local name “xmlns:v” is not serializable as XML 1.0.
The “type” attribute is unnecessary for JavaScript resources.
The “type” attribute for the “style” element is not needed and should be omitted.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
The “language” attribute on the “script” element is obsolete. You can safely omit it.
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
The first occurrence of ID “Div1” was here.
Consider adding a “lang” attribute to the “html” start tag to declare the language of this document.
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