<!DOCTYPE html>
<html lang="zh-Hans">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>圆角按钮示例</title>
<style>
.rounded-button {
width: 100px;
height: 50px;
background-color: red;
border-radius: 15px; /* 设置圆角半径 */
border: none;
color: white;
text-align: center;
line-height: 50px;
cursor: pointer;
}
</style>
</head>
<body>
<button class="rounded-button">按钮</button>
</body>
</html>