<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title></title> <style> .droplet { margin-top: 50px; width: 4em; height: 4em; border-radius: 80% 0 55% 50% / 55% 0 80% 50%; background-color: #07C; transform: rotate(135deg); } </style> </head> <body> <div class="droplet"></div> </body> </html>
原文：https://www.cnblogs.com/gxywb/p/10417873.html