文件发光渐变
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<style>
h1.start-gradient {
font:100px "微软雅黑";
font-weight:bold;
text-shadow: 1px 2px 3px rgba(67,8,7,0.8);
color:#c60df0;
-webkit-mask-image:-webkit-gradient(linear, 0 0, 0 100%, from(rgba(0, 0, 0, 0.9)), color-stop(40%, rgba(0, 0, 0, 0.5)),to(rgba(0, 0, 0, 0)));
}
</style>
</head>
<body>
<h1 class="start-gradient">快速开始</h1>
</body>
</html><!DOCTYPE html>
<html lang="en">
<head
