Errors:
A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.
Bad value “bookmark” for attribute “rel” on element “link”: The string “bookmark” is not a registered keyword.
Attribute “alt” not allowed on element “a” at this point.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Attribute “name” not allowed on element “div” at this point.
Element “div” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Bad value “” for attribute “method” on element “form”.
Bad value “” for attribute “action” on element “form”: Must be non-empty.
Duplicate ID “${submenu-id}”.
No “p” element in scope but a “p” end tag seen.
Bad value “tel:1800 8180” for attribute “href” on element “a”: Illegal character in scheme data: space is not allowed.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Element “div” not allowed as child of element “i” in this context. (Suppressing further errors from this subtree.)
Bad value “” for attribute “target” on element “a”: Browsing context name must be at least one character long.
Element “ul” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Element “li” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Stray end tag “i”.
Attribute “path” not allowed on element “div” at this point.
Attribute “divname” not allowed on element “div” at this point.
Attribute “colorback” not allowed on element “div” at this point.
Element “p” not allowed as child of element “h3” in this context. (Suppressing further errors from this subtree.)
Attribute “path” not allowed on element “a” at this point.
Bad value “” for attribute “src” on element “iframe”: Must be non-empty.
Bad value “100%” for attribute “width” on element “iframe”: Expected a digit but saw “%” instead.
Bad value “100%” for attribute “height” on element “iframe”: Expected a digit but saw “%” instead.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
Attribute “thutu” not allowed on element “div” at this point.
Duplicate ID “selectbasic”.
Attribute “path” not allowed on element “li” at this point.
Element “a” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
End tag “div” seen, but there were open elements.
Unclosed element “ul”.
Attribute “for” not allowed on element “div” at this point.
Attribute “namex” not allowed on element “a” at this point.
Attribute “linkto” not allowed on element “a” at this point.
Attribute “tit” not allowed on element “a” at this point.
Element “div” not allowed as child of element “h4” in this context. (Suppressing further errors from this subtree.)
Duplicate ID “Layer_1”.
Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
The “banner” role is unnecessary for element “header”.
The “navigation” role is unnecessary for element “nav”.
The first occurrence of ID “${submenu-id}” was here.
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
Unsupported SVG version specified. This validator only supports SVG 1.1. The recommended way to suppress this warning is to remove the “version” attribute altogether.
Empty heading.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The first occurrence of ID “selectbasic” was here.
The first occurrence of ID “Layer_1” was here.
Text run is not in Unicode Normalization Form C.
This document appears to be written in Vietnamese but the “html” start tag has “lang="en"”. Consider using “lang="vi"” (or variant) instead.
Viet Nam VN