How to Add CSS to iFrames from a Different Domain?

Adding CSS to iFrames

In cases where iframes are loaded from a different domain, applying CSS directly can be a challenge. The following solution addresses this issue.

Modifying Style Sheets

Based on solutions, here are methods to add CSS:

Using JavaScript:

<code class="js">var cssLink = document.createElement("link");
cssLink.href = "file://path/to/style.css";
cssLink.rel = "stylesheet";
cssLink.type = "text/css";
frames['iframe'].document.body.appendChild(cssLink);</code>

Using jQuery:

<code class="js">var $head = $("iframe").contents().find("head");
$head.append($("<link>", { rel: "stylesheet", href: "file://path/to/style.css", type: "text/css" }));</code>

Potential Security Concerns

Note that security concerns may arise when disabling the same-origin policy in Safari. Appropriate measures should be taken to ensure secure implementation.

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