lessing-gymnasium-berlin.de

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 3.57:1. Recommendation: change background to #307bb7.

Selector: #tm-content > div:nth-child(2) > div:nth-child(1) > article:nth-child(5) > div > div:nth-child(2) > p > a

Kontext: <a class="uk-button uk-button-primary uk-button-large uk-margin-top" href="/index.php/93-unterricht/faecher/naturwissenschaften/549-00-wiko-klima-und-umweltpreis-2026.html" titl...

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 3.57:1. Recommendation: change background to #307bb7.

Selector: #tm-content > div:nth-child(2) > div:nth-child(2) > article:nth-child(1) > div > div > div > div:nth-child(8) > p > a

Kontext: <a class="uk-button uk-button-primary uk-button-large uk-margin-top" href="/index.php/28-events/551-01-mus-lauttencompagney-2026.html" title="">Weiterlesen</a>

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 3.57:1. Recommendation: change background to #307bb7.

Selector: #tm-content > div:nth-child(2) > div:nth-child(2) > article:nth-child(3) > div > div:nth-child(2) > p > a

Kontext: <a class="uk-button uk-button-primary uk-button-large uk-margin-top" href="/index.php/28-events/550-spo-mini-marathon-2026.html" title="">Weiterlesen</a>

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 3.57:1. Recommendation: change background to #307bb7.

Selector: #tm-content > div:nth-child(2) > div:nth-child(2) > article:nth-child(5) > div > div > p > a

Kontext: <a class="uk-button uk-button-primary uk-button-large uk-margin-top" href="/index.php/unterricht-2/gesellschaftswissenschaften/gewi/542-01gewi-besuch-im-deutschen-bundestag-2026...

Originalmeldung: This form does not contain a submit button, which creates issues for those who cannot submit the form using the keyboard. Submit buttons are INPUT elements with type attribute "submit" or "image", or BUTTON elements with type "submit" or omitted/invalid.

Selector: #search-227

Kontext: <form id="search-227" class="uk-search" action="/index.php" method="post" data-uk-search="{'source': '/index.php/component/search/?tmpl=raw&amp;type=json&amp;ordering=&amp;searc...

Originalmeldung: Img element missing an alt attribute. Use the alt attribute to specify a short text alternative.

Selector: #tm-content > div:nth-child(2) > div:nth-child(1) > article:nth-child(1) > div > div > div > p > img

Kontext: <img src="/images/Plakat_Lessingliest.jpg">

Originalmeldung: Img element missing an alt attribute. Use the alt attribute to specify a short text alternative.

Selector: #camera_wrap_702 > div:nth-child(1) > div:nth-child(2) > div > div:nth-child(1) > img

Kontext: <img src="/images/Fotos/Artikelfotos/Pogromgedenken/2026/DSC_0477.jpeg" class="imgLoaded" data-alignment="" data-portrait="" width="4496" height="3000" style="visibility: visibl...

Originalmeldung: Img element missing an alt attribute. Use the alt attribute to specify a short text alternative.

Selector: #camera_wrap_702 > div:nth-child(1) > div:nth-child(2) > div > div:nth-child(2) > img

Kontext: <img src="/images/Fotos/Artikelfotos/Pogromgedenken/2026/DSC_0460.jpeg" class="imgLoaded" style="visibility: visible; height: 541.019px; margin-left: 0px; margin-right: 0px; mar...

Originalmeldung: Img element missing an alt attribute. Use the alt attribute to specify a short text alternative.

Selector: #tm-content > div:nth-child(2) > div:nth-child(1) > article:nth-child(5) > div > div:nth-child(2) > div > p:nth-child(3) > img

Kontext: <img src="/images/IMG_9787_2.jpg" width="313" height="417">

Originalmeldung: Img element missing an alt attribute. Use the alt attribute to specify a short text alternative.

Selector: #camera_wrap_701 > div:nth-child(1) > div:nth-child(2) > div > div:nth-child(1) > img

Kontext: <img src="/images/Fotos/Artikelfotos/Unterricht/Musik/Lauttencompagney26/DSC05376.jpeg" class="imgLoaded" style="visibility: hidden;">

Originalmeldung: Img element missing an alt attribute. Use the alt attribute to specify a short text alternative.

Selector: #camera_wrap_700 > div:nth-child(1) > div:nth-child(2) > div > div:nth-child(1) > img

Kontext: <img src="/images/Fotos/Artikelfotos/Unterricht/Kunst/Traumhafte Aussichten/ERGEBNIS 4.jpeg" class="imgLoaded" data-alignment="" data-portrait="" width="2055" height="2396" styl...

Originalmeldung: Img element missing an alt attribute. Use the alt attribute to specify a short text alternative.

Selector: #camera_wrap_700 > div:nth-child(1) > div:nth-child(2) > div > div:nth-child(2) > img

Kontext: <img src="/images/Fotos/Artikelfotos/Unterricht/Kunst/Traumhafte Aussichten/ERGEBNIS 8.jpg" class="imgLoaded" style="visibility: visible; height: 226.75px; margin-left: 0px; mar...

Originalmeldung: Img element missing an alt attribute. Use the alt attribute to specify a short text alternative.

Selector: #camera_wrap_598 > div:nth-child(1) > div:nth-child(2) > div > div:nth-child(1) > img

Kontext: <img src="/images/Fotos/Artikelfotos/Unterricht/NaWi/IMG_1484.jpeg" class="imgLoaded" data-alignment="" data-portrait="" width="3676" height="2757" style="visibility: visible; h...

Originalmeldung: Img element missing an alt attribute. Use the alt attribute to specify a short text alternative.

Selector: #camera_wrap_598 > div:nth-child(1) > div:nth-child(2) > div > div:nth-child(2) > img

Kontext: <img src="/images/Fotos/Artikelfotos/Unterricht/NaWi/IMG_0296.jpeg" class="imgLoaded" style="visibility: visible; height: 209px; margin-left: 10.1667px; margin-right: 10.1667px;...

Originalmeldung: Img element missing an alt attribute. Use the alt attribute to specify a short text alternative.

Selector: #tm-content > div:nth-child(2) > div:nth-child(2) > article:nth-child(5) > div > div > div > div > div > p:nth-child(3) > img

Kontext: <img src="/images/Bildschirmfoto_2026-06-21_um_223400.jpg" width="726" height="398">

Originalmeldung: Img element missing an alt attribute. Use the alt attribute to specify a short text alternative.

Selector: #tm-middle > aside > div:nth-child(5) > p > img

Kontext: <img src="/images/csm_Erasmus_with_baseline-left_pos_RGB_EN_792e6fdac1.png">

Originalmeldung: Img element missing an alt attribute. Use the alt attribute to specify a short text alternative.

Selector: #tm-middle > aside > div:nth-child(6) > p > img

Kontext: <img src="/images/csm_DE_Kofinanziert_von_der_Europaeischen_Union_PANTONE_5ec2d9e90a.png">

Originalmeldung: Img element missing an alt attribute. Use the alt attribute to specify a short text alternative.

Selector: #tm-middle > aside > div:nth-child(8) > p > img

Kontext: <img src="/images/QS_Logo.png">

Originalmeldung: Img element missing an alt attribute. Use the alt attribute to specify a short text alternative.

Selector: #camera_wrap_543 > div:nth-child(1) > div:nth-child(2) > div > div:nth-child(1) > img

Kontext: <img src="/images/Fotos/Seitenfotos/sponsoren/vhs.png" class="imgLoaded" data-alignment="" data-portrait="" width="300" height="150" style="visibility: visible; height: 0px; mar...

Originalmeldung: Img element missing an alt attribute. Use the alt attribute to specify a short text alternative.

Selector: #camera_wrap_543 > div:nth-child(1) > div:nth-child(2) > div > div:nth-child(2) > img

Kontext: <img src="/images/Fotos/Seitenfotos/sponsoren/200px-Telc_GmbH_logo.svg1.png" class="imgLoaded" style="visibility: visible; height: 0px; margin-left: 0px; margin-right: 0px; marg...

Originalmeldung: Img element missing an alt attribute. Use the alt attribute to specify a short text alternative.

Selector: #camera_wrap_543 > div:nth-child(1) > div:nth-child(2) > div > div:nth-child(3) > img

Kontext: <img src="/images/Fotos/Seitenfotos/sponsoren/shimonperez.png" class="imgLoaded" style="visibility: visible; height: 0px; margin-left: 0px; margin-right: 0px; margin-top: 75px; ...

Originalmeldung: This form does not contain a submit button, which creates issues for those who cannot submit the form using the keyboard. Submit buttons are INPUT elements with type attribute "submit" or "image", or BUTTON elements with type "submit" or omitted/invalid.

Selector: #search-284

Kontext: <form id="search-284" class="uk-search" action="/index.php" method="post"> <input class="uk-search-field...</form>

Originalmeldung: Anchor element found with a valid href attribute, but no link content has been supplied.

Selector: #tm-container > div:nth-child(2) > div:nth-child(2) > div:nth-child(1) > div > div > a

Kontext: <a href="#offcanvas" class="uk-navbar-toggle uk-visible-small" data-uk-offcanvas=""></a>

Originalmeldung: Img element is the only content of the link, but is missing alt text. The alt text should describe the purpose of the link.

Selector: #tm-middle > aside > div:nth-child(3) > p > a

Kontext: <a href="https://www.lernraum-berlin.de/start/" target="_blank" rel="noopener noreferrer" title="Lernraum-Berlin"><img src="/images/Dokumente/log...</a>

Originalmeldung: Img element is the only content of the link, but is missing alt text. The alt text should describe the purpose of the link.

Selector: #tm-middle > aside > div:nth-child(4) > p > a

Kontext: <a href="https://www.jugend-forscht.de/wettbewerbe/bundeswettbewerb-2026.html" title="Jugend Forscht"><img src="/images/Logo_Jugend_f...</a>

Originalmeldung: Anchor element found with a valid href attribute, but no link content has been supplied.

Selector: #sigplus_1001 > div > div:nth-child(1) > a:nth-child(1)

Kontext: <a href="#" class="slideplus-first"><span></span></a>

Originalmeldung: Anchor element found with a valid href attribute, but no link content has been supplied.

Selector: #sigplus_1001 > div > div:nth-child(1) > a:nth-child(2)

Kontext: <a href="#" class="slideplus-previous"><span></span></a>

Originalmeldung: Anchor element found with a valid href attribute, but no link content has been supplied.

Selector: #sigplus_1001 > div > div:nth-child(1) > a:nth-child(4)

Kontext: <a href="#" class="slideplus-next"><span></span></a>

Originalmeldung: Anchor element found with a valid href attribute, but no link content has been supplied.

Selector: #sigplus_1001 > div > div:nth-child(1) > a:nth-child(5)

Kontext: <a href="#" class="slideplus-last"><span></span></a>

Originalmeldung: Anchor element found with a valid href attribute, but no link content has been supplied.

Selector: #sigplus_1001 > div > div:nth-child(3) > a:nth-child(1)

Kontext: <a href="#" class="slideplus-first"><span></span></a>

Originalmeldung: Anchor element found with a valid href attribute, but no link content has been supplied.

Selector: #sigplus_1001 > div > div:nth-child(3) > a:nth-child(2)

Kontext: <a href="#" class="slideplus-previous"><span></span></a>

Originalmeldung: Anchor element found with a valid href attribute, but no link content has been supplied.

Selector: #sigplus_1001 > div > div:nth-child(3) > a:nth-child(4)

Kontext: <a href="#" class="slideplus-next"><span></span></a>

Originalmeldung: Anchor element found with a valid href attribute, but no link content has been supplied.

Selector: #sigplus_1001 > div > div:nth-child(3) > a:nth-child(5)

Kontext: <a href="#" class="slideplus-last"><span></span></a>

Originalmeldung: Anchor element found with a valid href attribute, but no link content has been supplied.

Selector: #offcanvas > div > ul > li:nth-child(1) > a:nth-child(3)

Kontext: <a class="tm-toggle-offcanvas uk-display-block uk-float-right" href="#"></a>

Originalmeldung: Anchor element found with a valid href attribute, but no link content has been supplied.

Selector: #offcanvas > div > ul > li:nth-child(3) > a:nth-child(3)

Kontext: <a class="tm-toggle-offcanvas uk-display-block uk-float-right" href="#"></a>

Originalmeldung: Anchor element found with a valid href attribute, but no link content has been supplied.

Selector: #offcanvas > div > ul > li:nth-child(4) > a:nth-child(3)

Kontext: <a class="tm-toggle-offcanvas uk-display-block uk-float-right" href="#"></a>

Originalmeldung: Anchor element found with a valid href attribute, but no link content has been supplied.

Selector: #offcanvas > div > ul > li:nth-child(5) > a:nth-child(3)

Kontext: <a class="tm-toggle-offcanvas uk-display-block uk-float-right" href="#"></a>

Originalmeldung: Anchor element found with a valid href attribute, but no link content has been supplied.

Selector: #offcanvas > div > ul > li:nth-child(6) > a:nth-child(3)

Kontext: <a class="tm-toggle-offcanvas uk-display-block uk-float-right" href="#"></a>

Originalmeldung: This textinput element does not have a name available to an accessibility API. Valid names are: label element, title , aria-label , aria-labelledby .

Selector: #search-227 > input:nth-child(1)

Kontext: <input class="uk-search-field" type="text" name="searchword" placeholder="suchen...">

Originalmeldung: This form field should be labelled in some way. Use the label element (either with a "for" attribute or wrapped around the form field), or "title", "aria-label" or "aria-labelledby" attributes as appropriate.

Selector: #search-227 > input:nth-child(1)

Kontext: <input class="uk-search-field" type="text" name="searchword" placeholder="suchen...">

Originalmeldung: This textinput element does not have a name available to an accessibility API. Valid names are: label element, title , aria-label , aria-labelledby .

Selector: #search-284 > input:nth-child(1)

Kontext: <input class="uk-search-field" type="text" name="searchword" placeholder="suchen...">

Originalmeldung: This form field should be labelled in some way. Use the label element (either with a "for" attribute or wrapped around the form field), or "title", "aria-label" or "aria-labelledby" attributes as appropriate.

Selector: #search-284 > input:nth-child(1)

Kontext: <input class="uk-search-field" type="text" name="searchword" placeholder="suchen...">

Originalmeldung: Iframe element requires a non-empty title attribute that identifies the frame.

Selector: #tm-content > div:nth-child(2) > div:nth-child(1) > article:nth-child(4) > div > div > div > iframe

Kontext: <iframe src="https://lessing.taskcards.app/#/board/677d7d67-8a0f-44c4-8998-14a85cf75fdc?token=494aaf42-7bd4-411a-ae42-ba76f9f1722b" style="border:0px;width:100%;height:500px" al...