CSS Border image属性用于将图像边界添加到一些elements.you不需要使用任何HTML代码来调用image.A边界图像的边界图像的示例语法，如下所示-
#borderimg {
border: 10px solid transparent;
padding: 15px;
}最常用的值如下所示-
| 序号 | 值与说明 |
|---|---|
| 1 | border-image-source用于设置图像路径 |
| 2 | border-image-slice用于切片边界图像 |
| 3 | border-image-width用于设置边界图像的宽度 |
| 4 | border-image-repeat用于将边界图像设置为圆形，重复和拉伸 |
以下是演示如何将图像设置为元素边界的示例。
<html>
<head>
<style>
#borderimg1 {
border: 10px solid transparent;
padding: 15px;
border-image-source: url(/css/images/border.png);
border-image-repeat: round;
border-image-slice: 30;
border-image-width: 10px;
}
#borderimg2 {
border: 10px solid transparent;
padding: 15px;
border-image-source: url(/css/images/border.png);
border-image-repeat: round;
border-image-slice: 30;
border-image-width: 20px;
}
#borderimg3 {
border: 10px solid transparent;
padding: 15px;
border-image-source: url(/css/images/border.png);
border-image-repeat: round;
border-image-slice: 30;
border-image-width: 30px;
}
</style>
</head>
<body>
<p id = "borderimg1">This is image boarder example.</p>
<p id = "borderimg2">This is image boarder example.</p>
<p id = "borderimg3">This is image boarder example.</p>
</body>
</html>