| Critical | ARIA control has no label.
| WCAG 2.1 A 4.1.2 Section 508 (2017) A 4.1.2
| 933 |
| Critical | iframe and frame elements must have a title attribute.
| WCAG 2.1 A 4.1.2 Section 508 (2017) A 4.1.2
| 682 |
| Critical | Link uses general text like 'Click Here' with no surrounding text explaining link purpose. Link text: Buy now! More Buy now! | WCAG 2.1 A F63 Section 508 (2017) A F63
| 761 1119 1168 |
| Critical | Invalid value for CSS property. background: -webkit-linear-gradient( background: -moz-linear-gradient( background: -o-linear-gradient( | CSS Validation
| 585 586 587 |
| Critical | Elements with role=listbox must contain or own an element with
role=option and must not contain elements with other roles. Owned roles: | HTML5 ARIA 1.2 WCAG 2.1 A 1.3.1 Section 508 (2017) A 1.3.1
| 933 |
| Critical | The frameborder attribute on the iframe element is obsolete.
Use CSS instead.
| HTML5
| 682 |
| Critical | The marginheight attribute on the iframe element is obsolete.
Use CSS instead.
| HTML5
| 682 |
| Critical | The marginwidth attribute on the iframe element is obsolete.
Use CSS instead.
| HTML5
| 682 |
| Critical | The scrolling attribute on the iframe element is obsolete.
Use CSS instead.
| HTML5
| 682 |
| Critical | Bad value for attribute http-equiv. Bad value. http-equiv=x-dns-prefetch-control | HTML5
| 14 |
| Critical | Element span not allowed as child element in this context.
| HTML5
| 875 |
| Critical | Invalid data or text not allowed.
| HTML5
| 876 |
| Critical | Offer an HTML site map to your users with links that point to the important parts of your site. Links embedded in menus, list boxes, and similar elements are not accessible to web crawlers unless they appear in your site map. If the site map is larger than 100 or so links, you may want to break the site map into separate pages.
| Google Bing
| 1 |
| Critical | This link is broken. The page could not be found on the target web server. Broken link: https://www.jambomusic.uk/JAMBOMUSIC 404 Not Found | Broken Link HTTP 404
| 704 |
| Very Important | Omitting img width or height attributes makes the page layout jump about as images load.
| Usability.gov 14:3 W3C
| 685 |
| Very Important | The img width and height attributes don't match the actual image size. This means the image will be distorted or resize during loading. Image
http://via.placeholder.com/508x75 actual dimensions:
508 x 75 pixels. | W3C
| 1062 |
| Very Important | Cannot use aria-label or aria-labelledby on elements and roles that prohibit naming. Element role: generic Element role: generic | HTML5 ARIA 1.2
| 1270 1280 |
| Very Important | Section lacks heading.
| HTML5
| 925 |
| Important | Avoid specifying a new window as the target of a link with target=_blank.
| WCAG 2.1 AAA F22
| 1073 1174 1177 1180 1183
...
|
| Important | CSS flow relative margin-block- and margin-inline- properties are not supported by all browsers.
| Safari iPhone/iPad
| 210 211 215 216 224
...
|
| Important | CSS flow relative padding-block- and padding-inline- properties are not supported by all browsers.
| Safari iPhone/iPad
| 210 211 215 216 224
...
|
| Important | Search engines may penalize invisible text where text color is nearly identical to the background color. The colors used are: color: rgb(255,255,255);background-color: rgb(255,255,255); | Google Yahoo Bing
| 888 |
| Less Important | Use site maps for web sites that have many pages.
| Usability.gov 7:10
| 1 |