AI 编程工具xxxxxxxxxx<html><head> <meta charset="utf-8"> <title> Bootstrap 3 定制按钮实例</title> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <!-- Bootstrap --> <link href="../bootstrap/v3/dist/css/bootstrap.min.css" rel="stylesheet" media="screen"> <style> body { padding: 50px } .btn-w3r { width: 200px; height: 200px; border-radius: 50%; border-radius: 50%; border-radius: 50%; background: #cb60b3; /* 旧版浏览器 */ background: linear-gradient(top, #cb60b3 0%, #ad1283 50%, #de47ac 100%); /* FF3.6+ */ background: gradient(linear, left top, left bottom, color-stop(0%,#cb60b3), color-stop(50%,#ad1283), color-stop(100%,#de47ac)); / * Chrome,Safari4+ */ background: linear-gradient(top, #cb60b3 0%,#ad1283 50%,#de47ac 100%); /* Chrome10+,Safari5.1+ */ background: linear-gradient(top, #cb60b3 0%,#ad1283 50%,#de47ac 100%); /* Opera 11.10+ */ background: linear-gradient(top, #cb60b3 0%,#ad1283 50%,#de47ac 100%); /* IE10+ */ background: linear-gradient(to bottom, #cb60b3 0%,#ad1283 50%,#de47ac 100%); /* W3C */ filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#cb60b3', endColorstr='#de47ac',GradientType=0 ); /* IE6-9 */ color:#fff; } .btn-w3r:hover { background: #333; /* 旧版浏览器 */ color:#e75616; } </style> <!-- HTML5 Shim and Respond。js IE8支持 HTML5 原始和媒体查询。 --> <!-- WARNING: Respond。如果通过file://查看页面js将不工作。 --> <!--[if lt IE 9]> <script src="https://oss.maxcdn.com/libs/html5shiv/3.7.0/html5shiv.js"></script> <script src="https://oss.maxcdn.com/libs/respond.js/1.3.0/respond.min.js"></script> <![endif]--></head><body> <button type="button" class="btn btn-w3r">Customized button</button> <!-- jQuery (对Bootstrap的 JavaScript插件来说是必要的---> <script src="https://code.jquery.com/jquery.js"></script> <!-- 包括所有已编译的插件(如下),或者根据需要包括单个文件 --> <script src="../bootstrap/v3/dist/js/bootstrap.min.js"></script> </body></html>