Errors:
Bad value “https://fonts.googleapis.com/css?family=Roboto+Slab|Roboto:300,400,500,700” for attribute “href” on element “link”: Illegal character in query: “|” is not allowed.
Duplicate ID “Symbols”.
Duplicate ID “circle-sm”.
No space between attributes.
Duplicate attribute “,”.
Attribute “,” not allowed on element “button” at this point.
Bad value “nav/elements/bookshelf” for attribute “id” on element “g”: Not a valid XML 1.0 name.
Bad value “nav/elements/cart” for attribute “id” on element “g”: Not a valid XML 1.0 name.
Duplicate ID “nav/elements/cart”.
Duplicate ID “btn-bg”.
Duplicate ID “Shape”.
Duplicate ID “sort”.
The “itemprop” attribute was specified, but the element is not a property of any item.
Warnings:
The first occurrence of ID “Symbols” was here.
The first occurrence of ID “circle-sm” was here.
Attribute “,” is not serializable as XML 1.0.
The first occurrence of ID “nav/elements/cart” was here.
The first occurrence of ID “btn-bg” was here.
The first occurrence of ID “Shape” was here.
The “navigation” role is unnecessary for element “nav”.
The “main” role is unnecessary for element “main”.
The first occurrence of ID “sort” was here.
The “contentinfo” role is unnecessary for element “footer”.
The “type” attribute is unnecessary for JavaScript resources.
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