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来源：3-17 编程练习

慕侠635704

2019-11-24 21:47:50

<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <title>径向渐变</title>
    <style type="text/css">
        div{
            width:200px;height:300px;
            float:left;
            margin:100px 0 0 100px; 
        }
        /*补充代码，分别写出4个元素的背景渐变效果*/
        .div1{
            background:-webkit-radial-gradient(60% 40%,closest-side circle,red,yellow,green,blue);
            background:   -moz-radial-gradient(60% 40%,closest-side circle,red,yellow,green,blue);
            background:     -o-radial-gradient(60% 40%,closest-side circle,red,yellow,green,blue);
            background:        radial-gradient(60% 40%,closest-side circle,red,yellow,green,blue);
        }
        .div2{
            background:-webkit-radial-gradient(60% 40%,farthest-side circle,red,yellow,green,blue);
            background:   -moz-radial-gradient(60% 40%,farthest-side circle,red,yellow,green,blue);
            background:     -o-radial-gradient(60% 40%,farthest-side circle,red,yellow,green,blue);
            background:        radial-gradient(60% 40%,farthest-side circle,red,yellow,green,blue);
        }
        .div3{
            background:-webkit-radial-gradient(60% 40%,closest-corner circle,red,yellow,green,blue);
            background:   -moz-radial-gradient(60% 40%,closest-corner circle,red,yellow,green,blue);
            background:     -o-radial-gradient(60% 40%,closest-corner circle,red,yellow,green,blue);
            background:        radial-gradient(60% 40%,closest-corner circle,red,yellow,green,blue);
        }
        .div4{
            background:-webkit-radial-gradient(60% 40%,farthest-corner circle,red,yellow,green,blue);
            background:   -moz-radial-gradient(60% 40%,farthest-corner circle,red,yellow,green,blue);
            background:     -o-radial-gradient(60% 40%,farthest-corner circle,red,yellow,green,blue);
            background:        radial-gradient(60% 40%,farthest-corner circle,red,yellow,green,blue);
        }
    </style>      
</head>
<body>
    <div class="div1"></div>  
    <div class="div2"></div>       
    <div class="div3"></div>  
    <div class="div4"></div>  
</body>
</html>

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