為啥徑向效果不顯示呢？
<!DOCTYPE html>
<html>
<head>?
<meta charset="utf-8">
<title>Gradient</title>
<style type="text/css">
p {
? width: 400px;
? height: 150px;
? line-height: 150px;
? text-align:center;
? color: #000;
? font-size:24px;
? background-image:radial-gradient(to top left,red,orange,yellow,green,blue,indigo,violet)
}?
</style>
</head>?
<body>
<p>右下角向左上角的線性漸變背景</p>
</body>
</html>
2016-10-18
background-image:radial-gradient(to top left,red,orange,yellow,green,blue,indigo,violet)
兄弟，徑向就是圓形的啊，不用加方向了。不是線性漸變。。
2016-12-07
background-image:radial-gradient(red,orange,yellow,green,blue,indigo,violet);
2016-10-19
?background-image:linear-gradient(to bottom right , red, orange,yellow,green,blue,indigo,violet);