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1. ʹÓÃÄÚÁªÑùʽ

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2. ʹÓà CSS Àà

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3. ʹÓà CSS ¹¤¾ß

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var myElement = document.getElementById("myElement");
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4. ʹÓà CSSOM

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var styleSheet = document.styleSheets[0];
var rule = styleSheet.cssRules[0];
rule.style.fontFamily = "Arial";

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5. ʹÓà JavaScript ¿â

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$("#myElement").css("font-family", "Arial");

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