1// .modal-open      - body class for killing the scroll
2// .modal           - container to scroll within
3// .modal-dialog    - positioning shell for the actual modal
4// .modal-content   - actual modal w/ bg and corners and stuff
5
6
7.modal-open {
8  // Kill the scroll on the body
9  overflow: hidden;
10
11  .modal {
12    overflow-x: hidden;
13    overflow-y: auto;
14  }
15}
16
17// Container that the modal scrolls within
18.modal {
19  position: fixed;
20  top: 0;
21  left: 0;
22  z-index: $zindex-modal;
23  display: none;
24  width: 100%;
25  height: 100%;
26  overflow: hidden;
27  // Prevent Chrome on Windows from adding a focus outline. For details, see
28  // https://github.com/twbs/bootstrap/pull/10951.
29  outline: 0;
30  // We deliberately don't use `-webkit-overflow-scrolling: touch;` due to a
31  // gnarly iOS Safari bug: https://bugs.webkit.org/show_bug.cgi?id=158342
32  // See also https://github.com/twbs/bootstrap/issues/17695
33}
34
35// Shell div to position the modal with bottom padding
36.modal-dialog {
37  position: relative;
38  width: auto;
39  margin: $modal-dialog-margin;
40  // allow clicks to pass through for custom click handling to close modal
41  pointer-events: none;
42
43  // When fading in the modal, animate it to slide down
44  .modal.fade & {
45    @include transition($modal-transition);
46    transform: $modal-fade-transform;
47  }
48  .modal.show & {
49    transform: $modal-show-transform;
50  }
51
52  // When trying to close, animate focus to scale
53  .modal.modal-static & {
54    transform: $modal-scale-transform;
55  }
56}
57
58.modal-dialog-scrollable {
59  display: flex; // IE10/11
60  max-height: subtract(100%, $modal-dialog-margin * 2);
61
62  .modal-content {
63    max-height: subtract(100vh, $modal-dialog-margin * 2); // IE10/11
64    overflow: hidden;
65  }
66
67  .modal-header,
68  .modal-footer {
69    flex-shrink: 0;
70  }
71
72  .modal-body {
73    overflow-y: auto;
74  }
75}
76
77.modal-dialog-centered {
78  display: flex;
79  align-items: center;
80  min-height: subtract(100%, $modal-dialog-margin * 2);
81
82  // Ensure `modal-dialog-centered` extends the full height of the view (IE10/11)
83  &::before {
84    display: block; // IE10
85    height: subtract(100vh, $modal-dialog-margin * 2);
86    height: min-content; // Reset height to 0 except on IE
87    content: "";
88  }
89
90  // Ensure `.modal-body` shows scrollbar (IE10/11)
91  &.modal-dialog-scrollable {
92    flex-direction: column;
93    justify-content: center;
94    height: 100%;
95
96    .modal-content {
97      max-height: none;
98    }
99
100    &::before {
101      content: none;
102    }
103  }
104}
105
106// Actual modal
107.modal-content {
108  position: relative;
109  display: flex;
110  flex-direction: column;
111  width: 100%; // Ensure `.modal-content` extends the full width of the parent `.modal-dialog`
112  // counteract the pointer-events: none; in the .modal-dialog
113  color: $modal-content-color;
114  pointer-events: auto;
115  background-color: $modal-content-bg;
116  background-clip: padding-box;
117  border: $modal-content-border-width solid $modal-content-border-color;
118  @include border-radius($modal-content-border-radius);
119  @include box-shadow($modal-content-box-shadow-xs);
120  // Remove focus outline from opened modal
121  outline: 0;
122}
123
124// Modal background
125.modal-backdrop {
126  position: fixed;
127  top: 0;
128  left: 0;
129  z-index: $zindex-modal-backdrop;
130  width: 100vw;
131  height: 100vh;
132  background-color: $modal-backdrop-bg;
133
134  // Fade for backdrop
135  &.fade { opacity: 0; }
136  &.show { opacity: $modal-backdrop-opacity; }
137}
138
139// Modal header
140// Top section of the modal w/ title and dismiss
141.modal-header {
142  display: flex;
143  align-items: flex-start; // so the close btn always stays on the upper right corner
144  justify-content: space-between; // Put modal header elements (title and dismiss) on opposite ends
145  padding: $modal-header-padding;
146  border-bottom: $modal-header-border-width solid $modal-header-border-color;
147  @include border-top-radius($modal-content-inner-border-radius);
148
149  .close {
150    padding: $modal-header-padding;
151    // auto on the left force icon to the right even when there is no .modal-title
152    margin: (-$modal-header-padding-y) (-$modal-header-padding-x) (-$modal-header-padding-y) auto;
153  }
154}
155
156// Title text within header
157.modal-title {
158  margin-bottom: 0;
159  line-height: $modal-title-line-height;
160}
161
162// Modal body
163// Where all modal content resides (sibling of .modal-header and .modal-footer)
164.modal-body {
165  position: relative;
166  // Enable `flex-grow: 1` so that the body take up as much space as possible
167  // when there should be a fixed height on `.modal-dialog`.
168  flex: 1 1 auto;
169  padding: $modal-inner-padding;
170}
171
172// Footer (for actions)
173.modal-footer {
174  display: flex;
175  flex-wrap: wrap;
176  align-items: center; // vertically center
177  justify-content: flex-end; // Right align buttons with flex property because text-align doesn't work on flex items
178  padding: $modal-inner-padding - $modal-footer-margin-between / 2;
179  border-top: $modal-footer-border-width solid $modal-footer-border-color;
180  @include border-bottom-radius($modal-content-inner-border-radius);
181
182  // Place margin between footer elements
183  // This solution is far from ideal because of the universal selector usage,
184  // but is needed to fix https://github.com/twbs/bootstrap/issues/24800
185  // stylelint-disable-next-line selector-max-universal
186  > * {
187    margin: $modal-footer-margin-between / 2;
188  }
189}
190
191// Measure scrollbar width for padding body during modal show/hide
192.modal-scrollbar-measure {
193  position: absolute;
194  top: -9999px;
195  width: 50px;
196  height: 50px;
197  overflow: scroll;
198}
199
200// Scale up the modal
201@include media-breakpoint-up(sm) {
202  // Automatically set modal's width for larger viewports
203  .modal-dialog {
204    max-width: $modal-md;
205    margin: $modal-dialog-margin-y-sm-up auto;
206  }
207
208  .modal-dialog-scrollable {
209    max-height: subtract(100%, $modal-dialog-margin-y-sm-up * 2);
210
211    .modal-content {
212      max-height: subtract(100vh, $modal-dialog-margin-y-sm-up * 2);
213    }
214  }
215
216  .modal-dialog-centered {
217    min-height: subtract(100%, $modal-dialog-margin-y-sm-up * 2);
218
219    &::before {
220      height: subtract(100vh, $modal-dialog-margin-y-sm-up * 2);
221      height: min-content;
222    }
223  }
224
225  .modal-content {
226    @include box-shadow($modal-content-box-shadow-sm-up);
227  }
228
229  .modal-sm { max-width: $modal-sm; }
230}
231
232@include media-breakpoint-up(lg) {
233  .modal-lg,
234  .modal-xl {
235    max-width: $modal-lg;
236  }
237}
238
239@include media-breakpoint-up(xl) {
240  .modal-xl { max-width: $modal-xl; }
241}
242