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![](https://box.kancloud.cn/dce4e64275b3fc9708b2077670762c27_592x377.jpg) ~~~ <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>talk</title> <style type="text/css"> div { position: relative; width: 500px; height: 300px; border: 1px solid black; -webkit-border-radius: 50%; -moz-border-radius: 50%; -ms-border-radius: 50%; -o-border-radius: 50%; border-radius: 50%; font-size: 24px; font-weight: bold; text-align: center; line-height: 300px; } div:before, div:after { position: absolute; content: ""; display: block; border: 1px solid black; -webkit-border-radius: 50%; -moz-border-radius: 50%; -ms-border-radius: 50%; -o-border-radius: 50%; border-radius: 50%; } div:before { width: 50px; height: 50px; bottom: -25px; right: 25px; } div:after { width: 20px; height: 20px; bottom: -50px; right: 0; } </style> </head> <body> <div>大家好,欢迎来到慕课网!</div> </body> </html> ~~~