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diff --git a/files/es/web/css/introducción/how_css_works/index.html b/files/es/web/css/introducción/how_css_works/index.html deleted file mode 100644 index f4beb05519..0000000000 --- a/files/es/web/css/introducción/how_css_works/index.html +++ /dev/null @@ -1,128 +0,0 @@ ---- -title: Cómo funciona el CSS -slug: Web/CSS/Introducción/How_CSS_works -tags: - - CSS - - 'CSS:' - - 'CSS:Empezando' - - Diseño - - Guía - - Inicio - - Web -translation_of: Learn/CSS/First_steps/How_CSS_works -translation_of_original: Web/Guide/CSS/Getting_started/How_CSS_works ---- -<p>{{ CSSTutorialTOC() }}</p> - -<p>{{ previousPage("/en-US/docs/Web/Guide/CSS/Getting_Started/Why_use_CSS", "¿Por qué usar CSS?") }}<span id="result_box" lang="es"><span class="hps">Esta</span> <span class="alt-edited hps">tercera parte del</span> </span><span class="seoSummary">tutorial <a href="/en-US/docs/Web/Guide/CSS/Getting_started" title="en-US/docs/Web/Guide/CSS/Getting_started">Empezando CSS</a> </span><span id="result_box" lang="es"><span class="hps">explica cómo funciona</span> <span class="hps">el CSS</span> <span class="hps">en el navegador y</span> la finalidad<span class="hps"> del</span> <span class="atn hps">Modelo de Objeto de Documento (</span><span>DOM</span><span>)</span><span>.</span> <span class="hps">Usted también aprenderá</span> <span class="hps">cómo analizar</span> <span class="hps">el documento de</span> <span class="hps">muestra.</span></span></p> - -<h2 class="clearLeft" id="Información_Cómo_funciona_CSS"><span class="short_text" id="result_box" lang="es"><span class="hps">Información</span><span>: Cómo funciona</span> <span class="hps">CSS</span></span></h2> - -<p><span id="result_box" lang="es"><span class="hps">Cuando un</span> <span class="hps">navegador muestra</span> <span class="hps">un documento, debe</span><span class="alt-edited hps"> combinar</span> <span class="hps">el contenido del documento</span> <span class="hps">con la </span><span class="hps">información </span></span><span id="result_box" lang="es"><span class="hps"> </span></span><span id="result_box" lang="es"><span class="hps">de </span></span><span id="result_box" lang="es"><span class="hps">su</span></span><span id="result_box" lang="es"><span class="hps"> estilo</span><span>.</span> Se <span class="hps">procesa</span> <span class="hps">el documento en</span> <span class="hps">dos</span> <span class="hps">etapas</span><span>:</span></span></p> - -<ol> - <li><span id="result_box" lang="es"><span class="hps">El navegador</span> <span class="hps">convierte el</span> <span class="hps">lenguaje de marcado (</span></span><code><strong><em>markup</em></strong></code>)<span lang="es"> <span class="hps">y</span> <span class="alt-edited hps">el</span> <span class="hps">CSS</span> <span class="hps">en el <em><span class="seoSummary"><a href="en-US/docs/DOM" title="en-US/docs/DOM">DOM</a></span></em></span><span class="seoSummary"><strong> </strong></span><span class="hps">(Document Object</span> <span class="hps">Model)</span><span>.</span> <span class="hps">El DOM</span> <span class="hps">representa el documento</span> <span class="hps">en la memoria del</span> <span class="hps">ordenador.</span></span> <span id="result_box" lang="es"><span class="hps">Combina</span> <span class="hps">el contenido del documento</span> <span class="hps">con su estilo</span><span>.</span></span></li> - <li><span id="result_box" lang="es"><span class="hps">El navegador muestra</span> <span class="hps">el contenido de la</span> <span class="hps">DOM</span><span>.</span></span></li> -</ol> - -<p><span id="result_box" lang="es"><span class="hps">Un</span> <span class="hps">lenguaje de marcado</span> <span class="hps">utiliza <em>elementos</em></span><em> </em><span class="hps">para definir</span> <span class="hps">la estructura del documento</span><span>.</span> <span class="hps">Usted marca</span> <span class="hps">un elemento</span> <span class="hps">utilizando</span> <span class="hps"><em>etiquetas</em>,</span> <span class="hps">que son cadenas</span> <span class="hps">que comienzan con</span> <span class="hps">'<'</span> <span class="hps">y termina con</span> <span class="hps">'>'</span><span>.</span> <span class="hps">La mayoría de los</span> <span class="hps">elementos</span> <span class="hps">tienen un par de</span> <span class="hps">etiquetas,</span> <span class="hps">una etiqueta de inicio</span> <span class="hps">y</span> <span class="hps">una etiqueta de cierre</span><span>.</span> <span class="hps">Para la</span> <span class="hps">etiqueta de inicio</span><span>, coloque</span> <span class="hps">el nombre del elemento</span> <span class="hps">entre</span> <span class="hps">'<'</span> <span class="atn hps">y '</span><span>>'</span><span>.</span> <span class="hps">Para la</span> <span class="hps">etiqueta final</span><span>, coloque un</span> <span class="hps">'/'</span> <span class="atn hps">después de '</span><span><' y</span> <span class="hps">antes del</span> <span class="hps">nombre del elemento.</span></span></p> - -<p><span id="result_box" lang="es"><span class="hps">Dependiendo del</span> <span class="hps">lenguaje de marcado</span><span>,</span> <span class="hps">algunos</span> <span class="hps">elementos tienen</span> <span class="hps">sólo</span> <span class="hps">una etiqueta de inicio</span><span>,</span> <span class="hps">o</span> <span class="hps">una sola etiqueta</span> <span class="hps">donde el</span> <span class="hps">'/'</span> viene <span class="hps">después del</span> <span class="hps">nombre del elemento.</span> <span class="hps">Un elemento</span> <span class="hps">también</span> <span class="hps">puede ser un contenedor </span><span class="hps">e incluir</span> <span class="hps">otros elementos</span> <span class="hps">entre</span> <span class="hps">su</span> <span class="hps">etiqueta de inicio</span> <span class="hps">y la etiqueta de cierre</span><span>.</span> <span class="alt-edited hps">Sólo recuerda</span> <span class="hps">cerrar</span> <span class="hps">siempre</span> <span class="hps">las</span> <span class="hps">etiquetas</span> <span class="hps">dentro del contenedor.</span></span></p> - -<p><span id="result_box" lang="es"><span class="hps">Un</span> <span class="hps">DOM</span> <span class="hps">tiene una estructura</span> <span class="hps">en forma de árbol</span><span>.</span> <span class="hps">Cada elemento</span><span>,</span> <span class="hps">atributo</span> <span class="hps">y</span> <span class="hps">extensión de texto</span> <span class="hps">en el</span> <span class="hps">lenguaje de marcado</span> <span class="hps">se convierte en un</span> <span class="hps"><em>nodo </em>de la</span> <span class="hps">estructura de árbol.</span> <span class="hps">Los nodos</span> <span class="hps">se definen por su</span> <span class="hps">relación con otros</span> <span class="hps">nodos DOM</span><span>.</span> <span class="hps">Algunos elementos</span> <span class="hps">son</span> <span class="hps">los padres de los</span> <span class="hps">nodos secundarios</span><span>,</span> <span class="hps">y</span> <span class="hps">los nodos secundarios</span> <span class="hps">tienen hermanos</span><span>.</span></span></p> - -<p><span id="result_box" lang="es"><span class="hps">Comprender el</span> <span class="hps">DOM</span> <span class="hps">le ayuda a diseñar</span><span>, depurar</span> <span class="hps">y mantener su</span> <span class="hps">CSS</span><span>,</span> <span class="hps">porque el</span> <span class="hps">DOM</span> <span class="hps">es donde su</span> <span class="hps">CSS y</span> <span class="hps">el contenido del documento</span> <span class="hps">se reúnen</span><span>.</span></span></p> - -<div class="tuto_example"> -<div class="tuto_type">Ejemplo</div> -<span id="result_box" lang="es"><span class="hps">En</span> <span class="alt-edited hps">el</span> <span class="hps">documento de ejemplo</span><span>,</span> <span class="alt-edited hps">las</span> <span class="hps">etiqueta <p></span> <span class="hps">y su</span> <span class="hps">etiqueta de cierre</span> <span class="atn hps"><</span><span>/</span> <span class="hps">p></span> <span class="hps">crean un contenedor</span><span>:</span></span> - -<pre class="brush:html"><p> - <strong>C</strong>ascading - <strong>S</strong>tyle - <strong>S</strong>heets -</p> -</pre> - -<h2 id="Ejemplo_en_vivo"><span class="short_text" id="result_box" lang="es"><span class="hps">Ejemplo</span> en <span class="hps">vivo</span></span></h2> - -<p><a href="http://jsfiddle.net/djaniketster/6jbpS/">http://jsfiddle.net/djaniketster/6jbpS/</a></p> - -<p><span id="result_box" lang="es"><span class="hps">En el</span> <span class="hps">DOM</span><span>, el nodo</span> <span class="hps">correspondiente P</span> <span class="hps">es</span> <span class="hps">uno de los padres</span><span>.</span> <span class="hps">Sus</span> <span class="hps">hijos</span> <span class="hps">son los nodos</span> <code><em><strong>STRONG </strong></em></code><span class="alt-edited hps">y</span> <span class="hps">los</span> <span class="hps">nodos de texto</span><span>.</span> <span class="hps">Los nodos</span> <code><em><strong>STRONG </strong></em></code></span><span lang="es"><span class="alt-edited hps">son en sí mismos</span> <span class="hps">padres</span><span>,</span> <span class="hps">con</span> <span class="hps">los nodos de texto</span> <span class="hps">como</span> <span class="hps">sus hijos</span><span>:</span></span></p> - -<pre><span style="color: black;">P</span> -├─<span style="color: black;">STRONG</span> -│ └─"<span style="color: black;">C</span>" -├─"<span style="color: black;">ascading</span>" -├─<span style="color: black;">STRONG</span> -│ └─"<span style="color: black;">S</span>" -├─"<span style="color: black;">tyle</span>" -├─<span style="color: black;">STRONG</span> -│ └─"<span style="color: black;">S</span>" -└─"<span style="color: black;">heets</span>"</pre> -</div> - -<h2 id="Acción_Analizando_un_DOM"><span class="short_text" id="result_box" lang="es"><span class="hps">Acción:</span> <span class="hps">Analizando un</span> <span class="hps">DOM</span></span></h2> - -<h3 id="El_uso_del_Inspector_DOM"><span class="short_text" id="result_box" lang="es"><span class="hps">El uso del Inspector</span> <span class="hps">DOM</span></span></h3> - -<p><span id="result_box" lang="es"><span class="hps">Para analizar un</span> <span class="hps">DOM</span><span>,</span> <span class="hps">se necesita un software</span> <span class="hps">especial.</span> <span class="hps">Usted puede usar</span> el </span><span id="result_box" lang="es"><span class="alt-edited hps">complemento de </span> </span><span id="result_box" lang="es"><span class="hps">Mozilla </span></span><a href="/en/DOM_Inspector" title="en/DOM_Inspector">DOM Inspector</a> (DOMi) <span id="result_box" lang="es"><span class="hps">para analizar un</span> <span class="hps">DOM</span><span>.</span> <span class="hps">Usted sólo tendrá que</span> <span class="hps">instalar el</span> <span class="atn hps">complemento (</span><span>ver</span> <span class="hps">más detalles abajo)</span><span>.</span></span></p> - -<ol> - <li><span id="result_box" lang="es"><span class="hps">Utilice</span> <span class="hps">el navegador</span> <span class="hps">Mozilla</span> <span class="hps">para abrir</span> <span class="hps">el documento</span> <span class="hps">en versión HTML</span><span>.</span></span></li> - <li><span id="result_box" lang="es"><span class="hps">Desde la barra de</span> <span class="hps">menú de su </span><span class="hps">navegador</span><span>, selecciona</span> <strong><span class="hps">Herramientas></span> <span class="hps">Inspector DOM</span></strong><span>,</span> <span class="hps">o <strong>Herramientas</strong></span><strong><span>></span> <span class="hps">Desarrollo Web></span> <span class="hps">Inspector DOM</span></strong><span>.</span></span> - <div class="tuto_details"> - <div class="tuto_type"><span id="result_box" lang="es"><span class="alt-edited hps">Más</span> <span class="hps">detalles</span></span></div> - - <p><span id="result_box" lang="es"><span class="hps">Si el navegador</span> <span class="hps">Mozilla</span> <span class="hps">no tiene</span> <span class="hps">Domi</span><span>, puede</span><a href="https://addons.mozilla.org/en-US/firefox/addon/6622/"> instalarlo del sitio de complementos</a> <span class="hps">y reiniciar el</span> <span class="hps">navegador.</span> <span class="hps">Luego regrese</span> <span class="hps">a este</span> <span class="hps">tutorial.</span></span></p> - - <p><span id="result_box" lang="es"><span class="hps">Si no</span> <span class="hps">desea instalar</span> <span class="hps">Domi</span> <span class="hps">(o</span> <span class="hps">estás usando</span> <span class="hps">un navegador que no</span> <span class="hps">Mozilla)</span><span>, puede utilizar</span> <span class="hps">Web</span> <span class="atn hps">X-</span><span>Ray</span> <span class="hps">Goggles,</span> <span class="hps">como se describe en</span> <span class="hps">la siguiente sección.</span> <span class="hps">O bien, puede</span> <span class="hps">omitir esta sección</span> <span class="hps">e ir directamente a</span> <span class="hps">la página siguiente.</span> <span class="hps">Saltarse</span> <span class="hps">esta sección</span> <span class="hps">no interfiere con</span> <span class="hps">el resto del</span> <span class="hps">tutorial.</span></span></p> - </div> - </li> - <li><span id="result_box" lang="es"><span class="alt-edited hps">En el</span> <span class="hps">Domi</span><span>, expanda</span> <span class="hps">los nodos</span> <span class="hps">de su</span> <span class="hps">documento</span> <span class="hps">haciendo clic en</span> <span class="hps">las flechas</span><span>.</span></span> - <p><span id="result_box" lang="es"><strong><span class="hps">Nota</span><span>:</span></strong> <span class="alt-edited hps">El espaciado</span> <span class="alt-edited hps">de su archivo</span> <span class="hps">HTML</span> <span class="alt-edited hps">puede ocasionar</span> <span class="alt-edited hps">que Domi</span> <span class="alt-edited hps">muestre</span> <span class="hps">algunos nodos</span> <span class="hps">de texto vacíos</span><span class="alt-edited">, que se pueden</span> <span class="hps">pasar por alto.</span></span></p> - - <p><span id="result_box" lang="es"><span class="hps">Parte</span> <span class="hps">del resultado</span> <span class="hps">podría tener este aspecto</span><span>, según</span> <span class="alt-edited hps">qué nodos</span> <span class="alt-edited hps">has</span> <span class="alt-edited hps">expandido</span><span>:</span></span></p> - - <pre>│ ▼╴<span style="color: black;">P</span> -│ │ │ ▼╴<span style="color: black;">STRONG</span> -│ │ └<span style="color: darkblue;">#text</span> -│ ├╴<span style="color: darkblue;">#text</span> -│ ►╴<span style="color: black;">STRONG</span> -│ │</pre> - - <p><span id="result_box" lang="es"><span class="alt-edited hps">Cuando selecciona</span> <span class="alt-edited hps">cualquiera de los nodos</span><span>, puede usar</span> <span class="hps">panel de la derecha</span> <span class="hps">de</span> <strong><span class="alt-edited hps"> DOMi </span></strong><span class="hps">para averiguar</span> <span class="hps">más cosas sobre él.</span> <span class="hps">Por ejemplo</span><span>, cuando se selecciona</span> <span class="hps">un nodo de texto</span><span>,</span> <strong><span class="alt-edited hps">DOMi </span></strong></span><span lang="es"><span class="hps">muestra</span> <span class="hps">el texto en el</span> <span class="hps">panel de la derecha</span><span>.</span></span></p> - - <p><span id="result_box" lang="es"><span class="hps">Cuando se selecciona</span> <span class="alt-edited hps">un elemento nodo</span></span>, <span id="result_box" lang="es"><strong><span class="alt-edited hps">DOMi </span></strong><span class="hps">analiza y</span> <span class="hps">ofrece</span> <span class="hps">una enorme cantidad de</span> <span class="hps">información en su</span> <span class="hps">panel de la derecha</span><span>.</span></span> <span id="result_box" lang="es"><span class="alt-edited hps">La información de estilo</span> <span class="hps">es sólo</span> <span class="alt-edited hps">una parte de la información</span> <span class="hps">que proporciona.</span></span></p> - </li> -</ol> - -<div class="tuto_example"> -<div class="tuto_type">Problema</div> - -<p><span id="result_box" lang="es"><span class="alt-edited hps">En el</span> <strong><span class="alt-edited hps">DOMi </span></strong></span><span lang="es"><span>, haga clic</span> <span class="hps">en un nodo</span> </span><code><small>STRONG</small></code>.</p> - -<p><span id="result_box" lang="es"><span class="hps">Utilice</span> el <span class="hps">panel de la derecha</span> <span class="hps">de</span> <span class="alt-edited hps">Domi</span> <span class="hps">para encontrar </span><span class="alt-edited hps">el </span></span><span id="result_box" lang="es"><span class="hps"> nodo de </span></span><span id="result_box" lang="es"><span class="alt-edited hps">color</span><span class="hps"> rojo</span><span>,</span> <span class="hps">y donde</span> <span class="hps">su apariencia </span><span class="hps">es</span> <span class="hps">más relevante que</span> <span class="hps">el texto normal</span><span>.</span></span></p> - -<div class="tuto_details" id="tutochallenge"> -<div class="tuto_type">Possible solution</div> - -<p>In the menu above the right-hand pane, choose <strong>CSS Rules</strong>. You see two items listed, one that references an internal resource and one that references your stylesheet file. The internal resource defines the <strong>font-weight</strong> property as <code>bolder</code>; your stylesheet defines the <strong>color</strong> property as <code>red</code>.</p> -<a class="hideAnswer" href="#challenge">Ocultar solución</a></div> -<a href="#tutochallenge" title="Ver la posible solución para el problema">Ver la solución para el problema.</a></div> - -<h3 id="Utilizando_Web_X-Ray_Goggles"><span class="short_text" id="result_box" lang="es"><span class="hps">Utilizando</span> <span class="hps">Web</span> <span class="hps">X</span><span class="atn">-</span><span>Ray</span> <span class="hps">Goggles</span></span></h3> - -<p><a class="link-https" href="https://goggles.webmaker.org/" title="https://secure.toolness.com/webxray/">Web X-Ray Goggles </a><span id="result_box" lang="es"><span class="hps">muestra</span> <span class="hps">menos información que</span> <strong><code><span class="hps">DOM</span> </code></strong><span class="hps">Inspector</span><span>, pero</span> <span class="hps">es</span> <span class="hps">más fácil de</span> <span class="hps">instalar y utilizar.</span></span></p> - -<ol> - <li><span id="result_box" lang="es"><span class="hps">Ir</span> <span class="hps">a la página principal</span> <span class="hps">de</span> <span class="hps">la </span></span> <a class="link-https" href="https://goggles.webmaker.org/" title="https://secure.toolness.com/webxray/">Web X-Ray Goggles</a>.</li> - <li><span id="result_box" lang="es"><span class="hps">Arrastre el</span> <span class="hps">enlace</span> <span class="hps">bookmarklet</span> <span class="hps">en esa</span> <span class="hps">página a</span> <span class="hps">tu barra de herramientas</span> <span class="hps">del navegador</span><span>.</span></span></li> - <li><span id="result_box" lang="es"><span class="hps">Abra el documento</span> <span class="hps">en versión HTML</span><span>.</span></span></li> - <li><span id="result_box" lang="es"><span class="alt-edited hps">Active</span> <span class="hps">Web</span> <span class="atn hps">X-</span><span>Ray</span> <span class="hps">Goggles</span> <span class="hps">haciendo clic en el</span> <span class="hps">bookmarklet</span> <span class="hps">en</span> <span class="hps">la barra de herramientas</span><span>.</span></span></li> - <li><span id="result_box" lang="es"><span class="hps">Mueva el</span> <span class="alt-edited hps">puntero del ratón</span> <span class="alt-edited hps">por encima de su</span> <span class="alt-edited hps">documento para comprobar</span> <span class="hps">los</span> <span class="hps">elementos en el documento</span><span>.</span></span></li> -</ol> - -<h2 id="¿Y_ahora_qué"><span class="short_text" id="result_box" lang="es"><span class="hps">¿Y ahora qué</span><span>?</span></span></h2> - -<p>{{ nextPage("/en-US/docs/Web/Guide/CSS/Getting_Started/Cascading_and_inheritance", "Cascada y herencia") }}<span id="result_box" lang="es"><span class="alt-edited hps">Si tomaste</span> <span class="alt-edited hps">el reto</span><span class="alt-edited">, usted vera</span> <span class="hps">que</span> <span class="hps">la información de estilo</span> <span class="hps">interactúa</span> en </span><span id="result_box" lang="es"><span class="hps">más de un lugar, </span></span><span id="result_box" lang="es"><span class="hps">para crear el estilo</span> <span class="hps">final de </span><span class="hps">un elemento.</span> <span class="hps">La <a href="https://developer.mozilla.org/en-US/docs/Web/Guide/CSS/Getting_Started/Cascading_and_inheritance">siguiente página</a></span> <span class="hps">explica</span> <span class="hps">más acerca de estas</span> <span class="hps">interacciones.</span></span></p> |