3f535f30
 杨鑫
'初始'
|
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
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
|
/* 回到顶部的按钮 */
.mescroll-totop {
z-index: 9990;
position: fixed !important; /* 加上important避免编译到H5,在多mescroll中定位失效 */
right: 20rpx;
bottom: 120rpx;
width: 72rpx;
height: auto;
border-radius: 50%;
opacity: 0;
transition: opacity 0.5s; /* 过渡 */
margin-bottom: 0px; /* css变量 */
}
/* 适配 iPhoneX */
@supports (bottom: constant(safe-area-inset-bottom)) or (bottom: env(safe-area-inset-bottom)) {
.mescroll-totop-safearea {
margin-bottom: calc(0px + constant(safe-area-inset-bottom)); /* window-bottom + 适配 iPhoneX */
margin-bottom: calc(0px + env(safe-area-inset-bottom));
}
}
/* 显示 -- 淡入 */
.mescroll-totop-in {
opacity: 1;
}
/* 隐藏 -- 淡出且不接收事件*/
.mescroll-totop-out {
opacity: 0;
pointer-events: none;
}
|
