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<!DOCTYPE html>
<html>
<head>
<style> 
#example1 {
  background-color: lightblue;
  height: 100px;
  width: 200px;
  border-end-end-radius: 50px;
}
#example2 {
  background-color: lightblue;
  height: 100px;
  width: 200px;
  border-end-end-radius: 50px 20px;
}
#example3 {
  background-color: lightblue;
  height: 100px;
  width: 200px;
  border-end-end-radius: 50%;
  direction: rtl;
}  
#example4 {
  background-color: lightblue;
  height: 100px;
  width: 200px;
  border-end-end-radius: 50%;
  writing-mode: vertical-rl;
}
</style>
</head>
<body>
<h2>The border-end-end-radius property</h2>
<p>The border-end-end-radius property defines the radius of the corner between the block-end and the inline-end sides of the element.
</p>
<div id="example1">
  <p>border-end-end-radius: 50px;</p>
</div>
<br>
<div id="example2">