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7% of pages7%of pages

Standards

2 pages with web standards issues

better than averageChecking 32 pages found 7% (2 pages) with web standards issues. Vonformance errors were found on 1 page (4% of pages checked).This is better than the 13% average rate of web standards issues on other sites.

This tab shows pages that do not comply with W3C and WHATWG web platform standards.

HTML validation

The HTML Living Standard describes the behavior of HTML elements and attributes. It is continuously maintained and supersedes all previous HTML specifications, and is sometimes referred to as HTML5.

Errors4% Errors indicate conformance errors, and appear when mandatory specification requirements are not met.

Warnings4% Warnings do not indicate conformance errors, but appear when optional specification requirements are not met.

CSS validation

CSS code can be automatically validated against a formal description of the CSS language. The formal description contains the grammar rules of CSS code, along with list of allowed properties.

Errors0% Errors indicate conformance errors, and appear when mandatory specification requirements are not met.

Warnings0% Warnings do not indicate conformance errors, but appear when optional specification requirements are not met.

Use of obsolete features

Each version of HTML lists elements and attributes deprecated by the W3C, which may be removed from future versions.

Errors0% Errors indicate conformance errors, and appear when mandatory specification requirements are not met.

Warnings0% Warnings do not indicate conformance errors, but appear when optional specification requirements are not met.

PriorityDescription and URLGuideline and Line NumberCount

Priority 1

2 issues on 1 pages

CriticalElement div not allowed as child element in this context. HTML 1 pages
<button class='faq-question'><div>...</div></button>
Line 3730
<button class='faq-question'><div>...</div></button>
Line 3759

https://winpk68.com/

CriticalElement h3 not allowed as child element in this context. HTML 1 pages
<button class='faq-question'><h3>...</h3></button>
Line 1689

https://winpk68.com/

Warnings

1 issues on 1 pages

Warnings do not indicate conformance errors, but appear when optional specification requirements are not met.

Warningsection element lacks heading. HTML 1 pages
Consider using h2-h6 elements to add identifying headings to all sections, or else use a div element instead for any cases where no heading is needed. 
<section style='background: var(--...'><div class='container'>...</div></section>
Line 215

https://winpk68.com/pk68-game/

Informative

These messages are for information only and do not indicate errors or conformance problems.

InformationProperty or at-rule is vendor specific. CSS 2 pages
Properties and at-rules prefixed by a dash or underscore, the zoom: property and the expression() function are vendor specific and only work on one browser engine.
-webkit-background-clipLine 89
-webkit-text-fill-colorLine 90
-webkit-backdrop-filterLine 323
-webkit-background-clipLine 339
-webkit-text-fill-colorLine 340

https://winpk68.com/

-webkit-background-clipLine 78
-webkit-text-fill-colorLine 79
-webkit-backdrop-filterLine 344
-webkit-background-clipLine 360
-webkit-text-fill-colorLine 361

https://winpk68.com/style.css

Expand all 4 issues