純css制作帶三角border篇(兼容所有瀏覽器)

2024-07-11 08:28:54

字體：大中小

供稿：網(wǎng)友

以前寫過一篇純CSS制作帶三角的邊框，那篇文章是用HTML特殊字符來制作三角的，今天介紹下，如何用 border 來制作三角。

html 代碼如下：

復(fù)制代碼

代碼如下:
<div class="arrow-up"></div>
<div class="arrow-down"></div>
<div class="arrow-left"></div>
<div class="arrow-right"></div>

css 代碼如下：

復(fù)制代碼

代碼如下:
.arrow-up {
width: 0;
height: 0;
border-left: 5px solid transparent;
border-right: 5px solid transparent;
_border-left: 5px solid white;
_border-right: 5px solid white;
border-bottom: 5px solid black;
overflow:hidden;
}
.arrow-down {
width: 0;
height: 0;
border-left: 20px solid transparent;
border-right: 20px solid transparent;
_border-left: 20px solid white;
_border-right: 20px solid white;
border-top: 20px solid #f00;
overflow:hidden;
}
.arrow-right {
width: 0;
height: 0;
border-top: 60px solid transparent;
border-bottom: 60px solid transparent;
_border-top: 60px solid white;
_border-bottom: 60px solid white;
border-left: 60px solid green;
overflow:hidden;
}
.arrow-left {
width: 0;
height: 0;
border-top: 10px solid transparent;
border-bottom: 10px solid transparent;
_border-top: 10px solid white;
_border-bottom: 10px solid white;
border-right:10px solid blue;
overflow:hidden;
}

效果圖如下：