Errors:
Almost standards mode doctype. Expected “<!DOCTYPE html>”.
Attribute “xmlns:fb” not allowed here.
Attribute “ng-app” not allowed on element “body” at this point.
Attribute “ng-cloak” not allowed on element “body” at this point.
Element “style” not allowed as child of element “body” in this context. (Suppressing further errors from this subtree.)
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Duplicate ID “lang”.
Bad value “\LienHe” for attribute “href” on element “a”: Backslash ("\") used as path segment delimiter.
Bad value “\” for attribute “href” on element “a”: Backslash ("\") used as path segment delimiter.
Bad value “/Uploads/slide/08012018094840363_olympic tin hoc.png” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “/Uploads/slide/08012018101426192_tinh nguyen.png” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “tel:(024) 2245 2662” for attribute “href” on element “a”: Illegal character in scheme data: space is not allowed.
Bad value “tel:(024) 2218 5607” for attribute “href” on element “a”: Illegal character in scheme data: space is not allowed.
Bad value “tel:(024) 3836 2065” for attribute “href” on element “a”: Illegal character in scheme data: space is not allowed.
Attribute “alt” not allowed on element “a” at this point.
Duplicate ID “fb-root”.
Warnings:
Attribute with the local name “xmlns:fb” is not serializable as XML 1.0.
Consider avoiding viewport values that prevent users from resizing documents.
The first occurrence of ID “lang” was here.
The first occurrence of ID “fb-root” was here.
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