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[csswg-drafts] css var & font-size bug

From: xgqfrms-gildata via GitHub <sysbot+gh@w3.org>
Date: Tue, 26 Dec 2017 09:52:29 +0000
To: public-css-archive@w3.org
Message-ID: <issues.opened-284528315-1514281948-sysbot+gh@w3.org>
xgqfrms-gildata has just created a new issue for https://github.com/w3c/csswg-drafts:

== css var & font-size bug ==
# css var & font-size bug

![image](https://user-images.githubusercontent.com/29531779/34353770-248c307c-ea65-11e7-8bef-27c8919f73db.png)


> what's wrong with?

1. the `h1` is ok, `font-size: var(--fs)*2;`;
2. the `span` is not work, `font-size: var(--fs)*2;`.

```html
<!DOCTYPE html>
<html lang="zh-Hans">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>webpack3</title>
    <link rel="stylesheet" href="./index.css">
</head>

<body>
    <section>
        <header>
            <h1>hello, wp3!</h1>
            <span data-fs="font-size">this is a big font span!</span>
        </header>
    </section>
</body>

</html>

```



```css
@charset "UTF-8";

/* var & css */

:root {
    --fontSize: 12px;
    --font-family: "Microsoft YaHei", sans-serif;
    --fs: 16px;
    --red: #f00;
    --green: #0f0;
}

h1 {
    /* font-size: var(--fontSize)*2; */
    font-size: var(--fs)*2;
    color: var(--red, red);
}

span[data-fs="font-size"] {
    /* font-size: var(--fs)*2; */
    font-size: var(--fontSize)*2;
    /* font-size: 23px; */
    color: var(--green);
}

```


Please view or discuss this issue at https://github.com/w3c/csswg-drafts/issues/2137 using your GitHub account
Received on Tuesday, 26 December 2017 09:52:34 UTC

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