How to Create a Border Overlay Using Pseudo Elements?

Creating a Border Overlay

To achieve the border overlay effect, as shown in the provided images, you can employ the following techniques:

Using Pseudo Elements

Pseudo elements, such as ::before or ::after, provide a convenient way to create the border overlay without adding extra markup. They allow for easy control over position and size:

CSS:

.box-border {
  background: #94C120;
  width: 200px;
  height: 50px;
  margin: 50px;
  position: relative;
}

.box-border::before {
  content: "";
  position: absolute;
  top: -15px;
  left: -15px;
  width: 100%;
  height: 100%;
  border: 5px solid #fff;
  box-sizing: border-box;
}

HTML:

<div>

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