18 lines
418 B
Markdown
18 lines
418 B
Markdown
---
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title: setStyle
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tags: browser,beginner
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---
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Sets the value of a CSS rule for the specified HTML element.
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- Use `element.style` to set the value of the CSS rule for the specified element to `val`.
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```js
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const setStyle = (el, ruleName, val) => (el.style[ruleName] = val);
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```
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```js
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setStyle(document.querySelector('p'), 'font-size', '20px');
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// The first <p> element on the page will have a font-size of 20px
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```
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