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diff --git a/files/zh-tw/web/css/background-attachment/index.html b/files/zh-tw/web/css/background-attachment/index.html new file mode 100644 index 0000000000..138623a543 --- /dev/null +++ b/files/zh-tw/web/css/background-attachment/index.html @@ -0,0 +1,151 @@ +--- +title: background-attachment +slug: Web/CSS/background-attachment +tags: + - CSS + - CSS Background + - CSS Property + - Reference +translation_of: Web/CSS/background-attachment +--- +<div>{{CSSRef}}</div> + +<p><strong><code>background-attachment</code></strong> 這個 <a href="/en-US/docs/CSS">CSS</a> 屬性能夠設定，背景圖片的位置是否要固定在 {{glossary("viewport")}}（視圖）上，還是背景圖片會隨著它的 containing block（外層容器）一起滾動。</p> + +<div>{{EmbedInteractiveExample("pages/css/background-attachment.html")}}</div> + + + +<h2 id="Syntax" name="Syntax">語法</h2> + +<pre class="brush: css no-line-numbers">/* Keyword values */ +background-attachment: scroll; +background-attachment: fixed; +background-attachment: local; + +/* Global values */ +background-attachment: inherit; +background-attachment: initial; +background-attachment: unset; +</pre> + +<p><code>background-attachment</code> 屬性的值，可以是下方清單中的其中之一。</p> + +<h3 id="Values">Values</h3> + +<dl> + <dt><code>fixed</code></dt> + <dd>讓背景相對於 viewport（視圖）的移動是固定的。即便元素中的內容是可滾動的，背景也不會在滾動元素內容時跟著移動。(這個屬性與 {{cssxref("background-clip", "background-clip: text", "#text")}} 不相容。)</dd> + <dt><code>local</code></dt> + <dd>讓背景相對於元素的內容是固定的，且背景在滾動元素的內容時會跟著移動。另外，背景的繪製與定位區域是相對於元素的可滾動區域，而不是包裹著它們的邊框。</dd> + <dt><code>scroll</code></dt> + <dd>讓背景相對於元素本身是固定的，使背景在滾動元素的內容時不會跟著移動。（It is effectively attached to the element's border.）</dd> +</dl> + +<h3 id="Formal_syntax">Formal syntax</h3> + +<pre class="syntaxbox">{{csssyntax}} +</pre> + +<h2 id="Examples" name="Examples">例子</h2> + +<h3 id="Simple_example">Simple example</h3> + +<h4 id="HTML">HTML</h4> + +<pre class="brush: html"><p> + There were doors all round the hall, but they were all locked; and when + Alice had been all the way down one side and up the other, trying every + door, she walked sadly down the middle, wondering how she was ever to + get out again. +</p></pre> + +<h4 id="CSS">CSS</h4> + +<pre class="brush:css; highlight:[3];">p { + background-image: url("https://mdn.mozillademos.org/files/12057/starsolid.gif"); + background-attachment: fixed; +} +</pre> + +<h4 id="Result">Result</h4> + +<p>{{EmbedLiveSample("Simple_example")}}</p> + +<h3 id="Multiple_background_images">Multiple background images</h3> + +<p>這個屬性支援多個背景圖片。你可以對每個背景設定不同的 <code><attachment></code>。每個背景圖片會依序對應在 <code><attachment></code> 設定的類型。</p> + +<h4 id="HTML_2">HTML</h4> + +<pre class="brush: html"><p> + There were doors all round the hall, but they were all locked; and when + Alice had been all the way down one side and up the other, trying every + door, she walked sadly down the middle, wondering how she was ever to + get out again. + + Suddenly she came upon a little three-legged table, all made of solid + glass; there was nothing on it except a tiny golden key, and Alice's + first thought was that it might belong to one of the doors of the hall; + but, alas! either the locks were too large, or the key was too small, + but at any rate it would not open any of them. However, on the second + time round, she came upon a low curtain she had not noticed before, and + behind it was a little door about fifteen inches high: she tried the + little golden key in the lock, and to her great delight it fitted! +</p></pre> + +<h4 id="CSS_2">CSS</h4> + +<pre class="brush:css; highlight:[3];">p { + background-image: url("https://mdn.mozillademos.org/files/12057/starsolid.gif"), + url("https://mdn.mozillademos.org/files/12059/startransparent.gif"); + background-attachment: fixed, scroll; + background-repeat: no-repeat, repeat-y; +}</pre> + +<h4 id="Result_2">Result</h4> + +<p>{{EmbedLiveSample("Multiple_background_images")}}</p> + +<h2 id="Specifications">Specifications</h2> + +<table class="standard-table"> + <thead> + <tr> + <th scope="col">Specification</th> + <th scope="col">Status</th> + <th scope="col">Comment</th> + </tr> + </thead> + <tbody> + <tr> + <td>{{SpecName('CSS3 Backgrounds', '#the-background-attachment', 'background-attachment')}}</td> + <td>{{Spec2('CSS3 Backgrounds')}}</td> + <td>The shorthand property has been extended to support multiple backgrounds and the <code>local</code> value.</td> + </tr> + <tr> + <td>{{SpecName('CSS2.1', 'colors.html#propdef-background-attachment', 'background-attachment')}}</td> + <td>{{Spec2('CSS2.1')}}</td> + <td>No significant change.</td> + </tr> + <tr> + <td>{{SpecName('CSS1', '#background-attachment', 'background-attachment')}}</td> + <td>{{Spec2('CSS1')}}</td> + <td>No significant change.</td> + </tr> + </tbody> +</table> + +<p>{{cssinfo}}</p> + +<h2 id="Browser_compatibility">Browser compatibility</h2> + + + +<p>{{Compat("css.properties.background-attachment")}}</p> + +<h2 id="See_also">See also</h2> + +<ul> + <li><a href="/en-US/docs/Web/CSS/CSS_Backgrounds_and_Borders/Using_multiple_backgrounds">Using multiple backgrounds</a></li> +</ul> |