94 lines
2.5 KiB
Markdown
94 lines
2.5 KiB
Markdown
---
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id: 587d781c367417b2b2512abf
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title: Decrease the Opacity of an Element
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challengeType: 0
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videoUrl: ''
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localeTitle: Disminuir la opacidad de un elemento
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---
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## Description
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<section id="description"> La propiedad de <code>opacity</code> en CSS se usa para ajustar la opacidad, o por el contrario, la transparencia de un elemento. <blockquote> Un valor de 1 es opaco, que no es transparente en absoluto. <br> Un valor de 0.5 es medio transparente. <br> Un valor de 0 es completamente transparente. </blockquote> El valor dado se aplicará a todo el elemento, ya sea una imagen con alguna transparencia, o los colores de primer plano y de fondo para un bloque de texto. </section>
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## Instructions
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<section id="instructions"> Establezca la <code>opacity</code> de las etiquetas de anclaje en 0.7 utilizando la clase de <code>links</code> para seleccionarlas. </section>
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## Tests
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<section id='tests'>
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```yml
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tests:
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- text: Su código debe establecer la propiedad de <code>opacity</code> a 0.7 en las etiquetas de anclaje seleccionando la clase de <code>links</code> .
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testString: 'assert.approximately(parseFloat($(".links").css("opacity")), 0.7, 0.1, "Your code should set the <code>opacity</code> property to 0.7 on the anchor tags by selecting the class of <code>links</code>.");'
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```
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</section>
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## Challenge Seed
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<section id='challengeSeed'>
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<div id='html-seed'>
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```html
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<style>
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h4 {
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text-align: center;
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background-color: rgba(45, 45, 45, 0.1);
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padding: 10px;
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font-size: 27px;
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}
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p {
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text-align: justify;
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}
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.links {
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text-align: left;
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color: black;
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}
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#thumbnail {
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box-shadow: 0 10px 20px rgba(0,0,0,0.19), 0 6px 6px rgba(0,0,0,0.23);
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}
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.fullCard {
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width: 245px;
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border: 1px solid #ccc;
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border-radius: 5px;
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margin: 10px 5px;
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padding: 4px;
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}
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.cardContent {
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padding: 10px;
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}
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.cardText {
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margin-bottom: 30px;
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}
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</style>
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<div class="fullCard" id="thumbnail">
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<div class="cardContent">
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<div class="cardText">
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<h4>Alphabet</h4>
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<hr>
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<p><em>Google was founded by Larry Page and Sergey Brin while they were <u>Ph.D. students</u> at <strong>Stanford University</strong>.</em></p>
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</div>
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<div class="cardLinks">
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<a href="https://en.wikipedia.org/wiki/Larry_Page" target="_blank" class="links">Larry Page</a><br><br>
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<a href="https://en.wikipedia.org/wiki/Sergey_Brin" target="_blank" class="links">Sergey Brin</a>
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</div>
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</div>
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</div>
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```
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</div>
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</section>
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## Solution
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<section id='solution'>
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```js
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// solution required
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```
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</section>
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