<title>W3Cschool教程(w3cschool.cn)</title>
background: -webkit-radial-gradient(60% 55%, closest-side,blue,green,yellow,black);
background: -o-radial-gradient(60% 55%, closest-side,blue,green,yellow,black);
background: -moz-radial-gradient(60% 55%, closest-side,blue,green,yellow,black);
background: radial-gradient(60% 55%, closest-side,blue,green,yellow,black);
background: -webkit-radial-gradient(60% 55%, farthest-side,blue,green,yellow,black);
background: -o-radial-gradient(60% 55%, farthest-side,blue,green,yellow,black);
background: -moz-radial-gradient(60% 55%, farthest-side,blue,green,yellow,black);
background: radial-gradient(60% 55%, farthest-side,blue,green,yellow,black);
background: -webkit-radial-gradient(60% 55%, closest-corner,blue,green,yellow,black);
background: -o-radial-gradient(60% 55%, closest-corner,blue,green,yellow,black);
background: -moz-radial-gradient(60% 55%, closest-corner,blue,green,yellow,black);
background: radial-gradient(60% 55%, closest-corner,blue,green,yellow,black);
background: -webkit-radial-gradient(60% 55%, farthest-corner,blue,green,yellow,black);
background: -o-radial-gradient(60% 55%, farthest-corner,blue,green,yellow,black);
background: -moz-radial-gradient(60% 55%, farthest-corner,blue,green,yellow,black);
background: radial-gradient(60% 55%, farthest-corner,blue,green,yellow,black);
<h3>径向渐变 - 不同尺寸大小关键字的使用</h3>
<p><strong>closest-side:</strong></p>
<p><strong>farthest-side:</strong></p>
<p><strong>closest-corner:</strong></p>
<p><strong>farthest-corner(默认):</strong></p>
<p><strong>注意:</strong> Internet Explorer 9 及之前的版本不支持渐变。</p>