Errors:
Almost standards mode doctype. Expected “<!DOCTYPE html>”.
A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.
Using the “meta” element to specify the document-wide default language is obsolete. Consider specifying the language on the root element instead.
Bad value “handheld” for attribute “media” on element “link”: Deprecated media type “handheld”. For guidance, see the Media Types section in the current Media Queries specification.
Bad value “” for attribute “action” on element “form”: Must be non-empty.
The “align” attribute on the “div” element is obsolete. Use CSS instead.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Bad value “100%” for attribute “width” on element “img”: Expected a digit but saw “%” instead.
Duplicate ID “ads_content”.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Duplicate attribute “href”.
Bad value “100px” for attribute “width” on element “img”: Expected a digit but saw “p” instead.
Bad value “http://suckhoedoisong.vn/download/SyNguyen/2016/06/30/phat-hanh-bao chuan.doc” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.
Bad value “http://suckhoedoisong.vn/Images/quangcao/2017/11/16/banner (1).jpg” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “http://suckhoedoisong.vn/Images/admin/2017/10/11/300 x 250.png” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Element “div” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
The first occurrence of ID “ads_content” was here.
The value of attribute “alt” on element “img” from namespace “http://www.w3.org/1999/xhtml” is not in Unicode Normalization Form C.
The value of attribute “title” on element “a” from namespace “http://www.w3.org/1999/xhtml” is not in Unicode Normalization Form C.
The value of attribute “title” on element “img” from namespace “http://www.w3.org/1999/xhtml” is not in Unicode Normalization Form C.
Text run is not in Unicode Normalization Form C.
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