使用 Popover API 创建弹窗，基础版，HTML/Vue代码在线实时编辑、预览

            
                1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55

            
            button {
  font-size: 100%;
  padding: 0.75rem 1.5rem;
  transition-duration: 0.2s;
  border: 4px solid plum;
  background: lavenderblush;
  border-radius: 1rem;
  
  &:hover,
  &:focus {
    background: plum;
    color: white;
  }
}

[popover] {
  background: black;
  color: white;
  font-weight: 400;
  padding: 1rem 1.5rem;
  border-radius: 1rem;
  max-width: 20ch;
  line-height: 1.4;
  top: 2rem;
  margin: 0 auto;
}

body {
  background: #fcf9fb;
  display: grid;
  font-size: 1.5rem;
  font-family: system-ui, sans-serif;
  place-items: center;
  height: 100dvh;
}

/* 你还可以给带有 popover 属性的元素设置过度动画 */

/*   打开时   */
[popover]:popover-open {
  translate: 0 0;
}

/*   关闭时   */
[popover] {
  transition: translate 0.3s ease-out, display 0.3s ease-out allow-discrete;
  translate: 0 -22rem;
}

/*   打开之前   */
@starting-style {
  [popover]:popover-open {
    translate: 0 -22rem;
  }
}