How to change border of Div using CSS?

Answer

To change border of Div using CSS, you can set the border style property for the div elements with the values like 1px solid, 2px solid #FF0000, 2px dashed rgb(20, 105, 201), etc.

CSS Code

The following is the typical CSS code to change border of Div in HTML page using tag name div.

Using solid border

div {
   border: 1px solid;
}

Using solid colored border

div {
   border: 2px solid #FF0000;
}

Using dashed colored border

div {
   border: 2px dashed rgb(20, 105, 201);
}

Examples

We shall go through some working examples on how to change border of Div using CSS. In the following examples, you may change the value of border and Run the code to visually observe the changes made to the Div elements.