HTML CSS examples for CSS Property:border-radius
Create Inverted border with border-radius
<html> <head> <meta name="viewport" content="width=device-width, initial-scale=1"> <style id="compiled-css" type="text/css"> #main {<!--from w ww . j a v a 2s.c om--> margin: 40px; height: 100px; background-color: #004C80; position: relative; overflow: hidden; } #main div { position: absolute; width: 20px; height: 20px; border-radius: 100%; background-color: #FFF; } .top { top: -10px; } .bottom { bottom: -10px; } .left { left: -10px; } .right { right: -10px; } </style> </head> <body> <div id="main"> <div class="top left"></div> <div class="top right"></div> <div class="bottom left"></div> <div class="bottom right"></div> </div> </body> </html>