How to modify element.style

element.style Methods to modify elements: 1. Modify the background color of the element; 2. Modify the font size of the element; 3. Modify the border style of the element; 4. Modify the font style of the element; 5. Modify the element horizontal alignment. Detailed introduction: 1. Modify the background color of the element, the syntax is "document.getElementById("myElement").style.backgroundColor = "red";"; 2. Modify the font size of the element, etc.

element.style is a property in JavaScript used to modify the style of HTML elements. With this property, you can directly modify the CSS style of the element. The following are some examples of using element.style to modify the element style:

1. Modify the background color of the element:

document.getElementById("myElement").style.backgroundColor = "red";

2. Modify the font size of the element:

document.getElementById("myElement").style.fontSize = "20px";

3 , Modify the border style of the element:

document.getElementById("myElement").style.border = "1px solid black";

4. Modify the font style of the element:

document.getElementById("myElement").style.fontStyle = "italic";

5. Modify the horizontal alignment of the element:

document.getElementById("myElement").style.textAlign = "center";

In addition to the examples listed above In addition to the style properties, element.style also supports modifying other CSS style properties. You can check out the JavaScript documentation or related tutorials to learn more about element.style. It should be noted that when using element.style to modify the style, it only applies to inline styles, that is, styles defined directly using the style attribute in HTML elements. If you want to modify styles in an external CSS style sheet, you need to use other methods, such as using the classList attribute or by manipulating the DOM tree.

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