| Critical | iframe and frame elements must have a title attribute.
| WCAG 2.1 A 2.4.1
Section 508 (2017) A 2.4.1
| 918 983 1174 1188 1210 |
| Critical | img elements must have an accessible name.
| WCAG 2.1 A F65
Section 508 (2017) A F65
| 1181 |
| Critical | Each a element must contain text or an img with an alt attribute.
| WCAG 2.1 A F89
Section 508 (2017) A F89
| 1180 1394 |
| Critical | Use semantic markup like strong instead of using the CSS font-weight property.
| WCAG 2.1 A F2
Section 508 (2017) A F2
| 998 |
| Critical | The allowtransparency attribute on the iframe element is obsolete.
Use CSS instead.
| HTML5
| 918 1174 1188 1210 1622
...
|
| Critical | The frameborder attribute on the iframe element is obsolete.
Use CSS instead.
| HTML5
| 918 1174 1188 1210 1622
...
|
| Critical | The marginheight attribute on the iframe element is obsolete.
Use CSS instead.
| HTML5
| 918 1174 1188 1210 1622
...
|
| Critical | The marginwidth attribute on the iframe element is obsolete.
Use CSS instead.
| HTML5
| 918 1174 1188 1210 1622
...
|
| Critical | The scrolling attribute on the iframe element is obsolete.
Use CSS instead.
| HTML5
| 918 1174 1188 1210 1622
...
|
| Critical | Element span is missing one or more required attributes.
Missing role | HTML5
| 1200 |
| Critical | Bad value for attribute href.
Unexpected character |Noto%20Serif:400,400italic,700|Jost:200,300,400,5 in query string href='https://fonts.googleapis.com/css?family=Jost:200,3' | HTML5
| 123 |
| Critical | Element meta not allowed as child element in this context.
| HTML5
| 1340 |
| Critical | Unclosed element div.
| HTML5
| 1325 |
| Critical | End tag header seen, but there were open elements.
| HTML5
| 1325 |
| Critical | A link element must have an as attribute for rel=preload, may have an as attribute for rel=modulepreload or rel=prefetch and cannot have an as attribute for other rel values.
| HTML5
| 616 619 622 625 |
| Critical | An img element must have an
alt attribute, except under certain
conditions. For details, consult guidance on
providing text alternatives for images.
| HTML5
| 1181 |
| Very Important | Ensure that text and background colors have enough contrast.
The text color to background color contrast ratio after composition is:
2.81 with
color: rgb(216,216,216);background-color: rgb(127,127,127);font-size: 9.75pt;font-weight: 400;opacity: 0.7; | WCAG 2.1 AA 1.4.3
Section 508 (2017) AA 1.4.3
| 911 |
| Very Important | User interface controls must have a contrast ratio of at least 3:1 against adjacent colors.
The contrast ratio between the control edge and surrounding area is:
1.37 with
border-color: rgb(220,220,220);background-color: rgb(255,255,255);
box margin rgb(255,255,255);
1.37 with
border-color: rgb(220,220,220);background-color: rgb(255,255,255);
box margin rgb(255,255,255);
1.37 with
border-color: rgb(220,220,220);background-color: rgb(255,255,255);
box margin rgb(255,255,255);
1.37 with
border-color: rgb(220,220,220);background-color: rgb(255,255,255);
box margin rgb(255,255,255); | WCAG 2.1 1.4.11
| 1054 1060 1066 1070 |
| Very Important | The CSS outline or border style on this element makes it difficult or impossible to see the dotted link focus outline.
border-width: wider than outline-width: border-width: wider than outline-width: border-width: wider than outline-width: border-width: wider than outline-width: border-width: wider than outline-width: | WCAG 2.1 AA F78
Section 508 (2017) AA F78
| 999 1000 1001 1002 1003 |
| Very Important | CSS custom properties are not supported by some browsers.
| Internet Explorer
| 143 144 145 146 147
...
|
| Very Important | Omitting img width or height attributes makes the page layout jump about as images load.
| Usability.gov 14:3
W3C
| 1181 1421 |
| Very Important | The border attribute on the img element is obsolete.
Consider specifying img { border: 0; } in CSS instead.
| HTML5
| 1166 1181 |
| Important | Don't use CSS animations or transitions in interactions without giving the user a way to turn them off.
:hover transition: all 0.25s :hover transition: all 0.075s :hover transition: all 0.075s :hover transition: all 0.075s :hover transition: all 0.075s | WCAG 2.1 2.3.3
| 813 1224 1227 1230 1233
...
|
| Important | Ensure that text and background colors have a 7:1 contrast ratio.
The text color to background color contrast ratio after composition is:
5.95 with
color: rgb(96,100,106);background-color: rgb(255,255,255);font-size: 9.75pt;font-weight: 400;
5.95 with
color: rgb(96,100,106);background-color: rgb(255,255,255);font-size: 9.75pt;font-weight: 400;
5.95 with
color: rgb(96,100,106);background-color: rgb(255,255,255);font-size: 9.75pt;font-weight: 400;
5.95 with
color: rgb(96,100,106);background-color: rgb(255,255,255);font-size: 9.75pt;font-weight: 400;
5.95 with
color: rgb(96,100,106);background-color: rgb(255,255,255);font-size: 9.75pt;font-weight: 400; | WCAG 2.1 AAA 1.4.6
| 999 1000 1001 1002 1003 |
| Important | Avoid specifying a new window as the target of a link with target=_blank.
| WCAG 2.1 AAA F22
| 927 935 1180 1394 1612 |
| Important | Using rel=nofollow on internal links dilutes PageRank flow through your site.
| Google
| 1040 |
| Important | Search engines may penalize invisible text where text is too small to be seen.
font-size: 0pt | Google
Yahoo
Bing
| 814 |