How js changes css style

How to change the css style in js: 1. Use the cssText method; 2. Use the [setProperty()] method; 3. Use the style attribute corresponding to the css attribute.

The operating environment of this tutorial: windows7 system, css3 version, DELL G3 computer.

JS method to change css style:

The first one: use cssText

div.style.cssText='width:600px;height:250px;border:1px red solid;text-align: center;line-height: 250px;';

The second one : Use setProperty()

 div.style.setProperty('width','700px');
 div.style.setProperty('height','300px');
 div.style.setProperty('line-height','300px');
 div.style.setProperty('background','#f00');
 div.style.setProperty('color','#fff');
 div.style.setProperty('border','1px solid blue');
 div.style.setProperty('text-align','center');

Third method: Use the style attribute corresponding to the css attribute

 div.style.width = "800px";
 div.style.height = "250px"; 
 div.style.lineHeight = "250px"; 
 div.style.background = "#000";
 div.style.color = "#fff";
 div.style.border = "1px solid #111";
 div.style.textAlign = "center";

        
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