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: $modal-show-transform;
50  }
51}
52
53.modal-dialog-scrollable {
54  display: flex; // IE10/11
55  max-height: calc(100% - #{$modal-dialog-margin * 2});
56
57  .modal-content {
58    max-height: calc(100vh - #{$modal-dialog-margin * 2}); // IE10/11
59    overflow: hidden;
60  }
61
62  .modal-header,
63  .modal-footer {
64    flex-shrink: 0;
65  }
66
67  .modal-body {
68    overflow-y: auto;
69  }
70}
71
72.modal-dialog-centered {
73  display: flex;
74  align-items: center;
75  min-height: calc(100% - #{$modal-dialog-margin * 2});
76
77  // Ensure `modal-dialog-centered` extends the full height of the view (IE10/11)
78  &::before {
79    display: block; // IE10
80    height: calc(100vh - #{$modal-dialog-margin * 2});
81    content: "";
82  }
83
84  // Ensure `.modal-body` shows scrollbar (IE10/11)
85  &.modal-dialog-scrollable {
86    flex-direction: column;
87    justify-content: center;
88    height: 100%;
89
90    .modal-content {
91      max-height: none;
92    }
93
94    &::before {
95      content: none;
96    }
97  }
98}
99
100// Actual modal
101.modal-content {
102  position: relative;
103  display: flex;
104  flex-direction: column;
105  width: 100%; // Ensure `.modal-content` extends the full width of the parent `.modal-dialog`
106  // counteract the pointer-events: none; in the .modal-dialog
107  color: $modal-content-color;
108  pointer-events: auto;
109  background-color: $modal-content-bg;
110  background-clip: padding-box;
111  border: $modal-content-border-width solid $modal-content-border-color;
112  @include border-radius($modal-content-border-radius);
113  @include box-shadow($modal-content-box-shadow-xs);
114  // Remove focus outline from opened modal
115  outline: 0;
116}
117
118// Modal background
119.modal-backdrop {
120  position: fixed;
121  top: 0;
122  left: 0;
123  z-index: $zindex-modal-backdrop;
124  width: 100vw;
125  height: 100vh;
126  background-color: $modal-backdrop-bg;
127
128  // Fade for backdrop
129  &.fade { opacity: 0; }
130  &.show { opacity: $modal-backdrop-opacity; }
131}
132
133// Modal header
134// Top section of the modal w/ title and dismiss
135.modal-header {
136  display: flex;
137  align-items: flex-start; // so the close btn always stays on the upper right corner
138  justify-content: space-between; // Put modal header elements (title and dismiss) on opposite ends
139  padding: $modal-header-padding;
140  border-bottom: $modal-header-border-width solid $modal-header-border-color;
141  @include border-top-radius($modal-content-border-radius);
142
143  .close {
144    padding: $modal-header-padding;
145    // auto on the left force icon to the right even when there is no .modal-title
146    margin: (-$modal-header-padding-y) (-$modal-header-padding-x) (-$modal-header-padding-y) auto;
147  }
148}
149
150// Title text within header
151.modal-title {
152  margin-bottom: 0;
153  line-height: $modal-title-line-height;
154}
155
156// Modal body
157// Where all modal content resides (sibling of .modal-header and .modal-footer)
158.modal-body {
159  position: relative;
160  // Enable `flex-grow: 1` so that the body take up as much space as possible
161  // when should there be a fixed height on `.modal-dialog`.
162  flex: 1 1 auto;
163  padding: $modal-inner-padding;
164}
165
166// Footer (for actions)
167.modal-footer {
168  display: flex;
169  align-items: center; // vertically center
170  justify-content: flex-end; // Right align buttons with flex property because text-align doesn't work on flex items
171  padding: $modal-inner-padding;
172  border-top: $modal-footer-border-width solid $modal-footer-border-color;
173  @include border-bottom-radius($modal-content-border-radius);
174
175  // Easily place margin between footer elements
176  > :not(:first-child) { margin-left: .25rem; }
177  > :not(:last-child) { margin-right: .25rem; }
178}
179
180// Measure scrollbar width for padding body during modal show/hide
181.modal-scrollbar-measure {
182  position: absolute;
183  top: -9999px;
184  width: 50px;
185  height: 50px;
186  overflow: scroll;
187}
188
189// Scale up the modal
190@include media-breakpoint-up(sm) {
191  // Automatically set modal's width for larger viewports
192  .modal-dialog {
193    max-width: $modal-md;
194    margin: $modal-dialog-margin-y-sm-up auto;
195  }
196
197  .modal-dialog-scrollable {
198    max-height: calc(100% - #{$modal-dialog-margin-y-sm-up * 2});
199
200    .modal-content {
201      max-height: calc(100vh - #{$modal-dialog-margin-y-sm-up * 2});
202    }
203  }
204
205  .modal-dialog-centered {
206    min-height: calc(100% - #{$modal-dialog-margin-y-sm-up * 2});
207
208    &::before {
209      height: calc(100vh - #{$modal-dialog-margin-y-sm-up * 2});
210    }
211  }
212
213  .modal-content {
214    @include box-shadow($modal-content-box-shadow-sm-up);
215  }
216
217  .modal-sm { max-width: $modal-sm; }
218}
219
220@include media-breakpoint-up(lg) {
221  .modal-lg,
222  .modal-xl {
223    max-width: $modal-lg;
224  }
225}
226
227@include media-breakpoint-up(xl) {
228  .modal-xl { max-width: $modal-xl; }
229}
230