关于CSS3三角的实现_html/css_WEB-ITnose

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2 < html >
3 < head >
4 < meta charset ="utf-8" >
5 < title >border-radius
6 < style >
7 div{
8 width: 0;
9 height: 0;
10 border-left: 20px solid transparent;
11 border-right: 20px solid transparent;
12 border-bottom: 20px solid #ccc;
13 }
14
15
16 < body >
17 < div >
18
19
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2，向下的三角

1
2 < html >
3 < head >
4 < meta charset ="utf-8" >
5 < title >border-radius
6 < style >
7 div{
8 width: 0;
9 height: 0;
10 border-left: 20px solid transparent;
11 border-right: 20px solid transparent;
12 border-top: 20px solid #ccc;
13 }
14
15
16 < body >
17 < div >
18
19

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3，向左的三角

1
2 < html >
3 < head >
4 < meta charset ="utf-8" >
5 < title >border-radius
6 < style >
7 div{
8 width: 0;
9 height: 0;
10 border-top: 20px solid transparent;
11 border-bottom: 20px solid transparent;
12 border-right: 20px solid #ccc;
13 }
14
15
16 < body >
17 < div >
18
19

20

4，向右的三角

1
2 < html >
3 < head >
4 < meta charset ="utf-8" >
5 < title >border-radius
6 < style >
7 div{
8 width: 0;
9 height: 0;
10 border-top: 20px solid transparent;
11 border-bottom: 20px solid transparent;
12 border-left: 20px solid #ccc;
13 }
14
15
16 < body >
17 < div >
18
19

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