回答編集履歴
1
コメントを受けて追記
answer
CHANGED
|
@@ -10,4 +10,129 @@
|
|
|
10
10
|
transition: all 0.5s ease;
|
|
11
11
|
z-index: 2;
|
|
12
12
|
}
|
|
13
|
-
```
|
|
13
|
+
```
|
|
14
|
+
|
|
15
|
+
# コメントを受けて追記
|
|
16
|
+
|
|
17
|
+
以下のように変更してみてはいかがでしょうか。
|
|
18
|
+
|
|
19
|
+
[サンプル](https://jsfiddle.net/Lhankor_Mhy/an67y13e/)
|
|
20
|
+
|
|
21
|
+
```scss
|
|
22
|
+
|
|
23
|
+
//ドロワーサイドメニュー
|
|
24
|
+
.side-menu {
|
|
25
|
+
position: fixed;
|
|
26
|
+
top: 0;
|
|
27
|
+
right: -300px;
|
|
28
|
+
width: 300px;
|
|
29
|
+
height: 100%;
|
|
30
|
+
padding-top: 150px;
|
|
31
|
+
text-align: left;
|
|
32
|
+
font-size: 13px;
|
|
33
|
+
background-color: rgba($font-color,0.95);
|
|
34
|
+
z-index: 2;
|
|
35
|
+
z-index: -1; // 追加
|
|
36
|
+
|
|
37
|
+
// ...
|
|
38
|
+
|
|
39
|
+
//ドロワー内コンテンツ
|
|
40
|
+
.wrapper {
|
|
41
|
+
position: relative;
|
|
42
|
+
width: 100%;
|
|
43
|
+
height: 100%;
|
|
44
|
+
-webkit-transition: all .5s ease;
|
|
45
|
+
transition: all .5s ease;
|
|
46
|
+
// z-index: 2; 削除
|
|
47
|
+
}
|
|
48
|
+
|
|
49
|
+
.contents {
|
|
50
|
+
width: 100%;
|
|
51
|
+
background: #fff;
|
|
52
|
+
|
|
53
|
+
}
|
|
54
|
+
|
|
55
|
+
// ...
|
|
56
|
+
|
|
57
|
+
// index.html トップページ
|
|
58
|
+
.top-wrapper {
|
|
59
|
+
background:linear-gradient(90deg,#fff 0%,#fff 24.5%,$bg-color 24.5%,$bg-color 100%);
|
|
60
|
+
color: #FFFFFF;
|
|
61
|
+
height: 668px;
|
|
62
|
+
position: relative;
|
|
63
|
+
// z-index: 0; 削除
|
|
64
|
+
margin-bottom: 78px;
|
|
65
|
+
@include mq('md') {
|
|
66
|
+
height: 1024px;
|
|
67
|
+
background:linear-gradient(90deg,#fff 0%,#fff 27%,$bg-color 27%,$bg-color 100%);
|
|
68
|
+
}
|
|
69
|
+
@include mq('lg') {
|
|
70
|
+
height: 740px;
|
|
71
|
+
background:linear-gradient(90deg,#fff 0%,#fff 46%,$bg-color 46%,$bg-color 100%);
|
|
72
|
+
}
|
|
73
|
+
|
|
74
|
+
// 追加
|
|
75
|
+
.top-text-logo,
|
|
76
|
+
.top-sub-head-top,
|
|
77
|
+
.top-sub-head-bottom
|
|
78
|
+
{
|
|
79
|
+
position: relative;
|
|
80
|
+
z-index: 1;
|
|
81
|
+
}
|
|
82
|
+
// 追加ここまで
|
|
83
|
+
|
|
84
|
+
&:before {
|
|
85
|
+
content: "";
|
|
86
|
+
position: absolute;
|
|
87
|
+
background-image: url(http://placehold.jp/24/cc9999/993333/150x100.png?text=the-honest-company-uM-WXMr-3@2x.png);
|
|
88
|
+
width: 76.5%;
|
|
89
|
+
height: 87%;
|
|
90
|
+
object-fit: cover;
|
|
91
|
+
background-position: 54.5% 0%;
|
|
92
|
+
background-size: 450%;
|
|
93
|
+
background-repeat: no-repeat;
|
|
94
|
+
// z-index: -2; 削除
|
|
95
|
+
@include mq('md') {
|
|
96
|
+
height: 87%;
|
|
97
|
+
width: 78%;
|
|
98
|
+
background-position: 55% 0;
|
|
99
|
+
background-size: 330%;
|
|
100
|
+
}
|
|
101
|
+
@include mq('lg') {
|
|
102
|
+
background-size: 123%;
|
|
103
|
+
background-position: 80% 5%;
|
|
104
|
+
width: 76.5%;
|
|
105
|
+
height: 86.5%;
|
|
106
|
+
}
|
|
107
|
+
|
|
108
|
+
}
|
|
109
|
+
|
|
110
|
+
&:after{
|
|
111
|
+
content: "";
|
|
112
|
+
position: absolute;
|
|
113
|
+
background-color: rgba($color: #000000, $alpha: 0.35);
|
|
114
|
+
width: 76.5%;
|
|
115
|
+
height: 87%;
|
|
116
|
+
background-position: 55% 0%;
|
|
117
|
+
top: 0;
|
|
118
|
+
// z-index: -2; 削除
|
|
119
|
+
@include mq('md') {
|
|
120
|
+
width: 78%;
|
|
121
|
+
height: 87%;
|
|
122
|
+
background-position: 45% 44%;
|
|
123
|
+
|
|
124
|
+
}
|
|
125
|
+
@include mq('lg') {
|
|
126
|
+
width: 76.5%;
|
|
127
|
+
height: 86.5%;
|
|
128
|
+
background-position: 30% 45%;
|
|
129
|
+
}
|
|
130
|
+
}
|
|
131
|
+
```
|
|
132
|
+
|
|
133
|
+
---
|
|
134
|
+
|
|
135
|
+
z-indexは意外とややこしい仕様なので、あまり多用すると自分の首を絞めかねないです。
|
|
136
|
+
|
|
137
|
+
参考：
|
|
138
|
+
[君は真に理解しているか？z-indexとスタッキングコンテキストの関係 - ICS MEDIA](https://ics.media/entry/200609/)
|