// .modal-open - body class for killing the scroll // .modal - container to scroll within // .modal-dialog - positioning shell for the actual modal // .modal-content - actual modal w/ bg and corners and stuff
.modal-open {
// Kill the scroll on the body overflow: hidden; .modal { overflow-x: hidden; overflow-y: auto; }
}
// Container that the modal scrolls within .modal {
position: fixed; top: 0; left: 0; z-index: $zindex-modal; display: none; width: 100%; height: 100%; overflow: hidden; // Prevent Chrome on Windows from adding a focus outline. For details, see // https://github.com/twbs/bootstrap/pull/10951. outline: 0; // We deliberately don't use `-webkit-overflow-scrolling: touch;` due to a // gnarly iOS Safari bug: https://bugs.webkit.org/show_bug.cgi?id=158342 // See also https://github.com/twbs/bootstrap/issues/17695
}
// Shell div to position the modal with bottom padding .modal-dialog {
position: relative; width: auto; margin: $modal-dialog-margin; // allow clicks to pass through for custom click handling to close modal pointer-events: none; // When fading in the modal, animate it to slide down .modal.fade & { @include transition($modal-transition); transform: $modal-fade-transform; } .modal.show & { transform: $modal-show-transform; }
}
.modal-dialog-centered {
display: flex; align-items: center; min-height: calc(100% - (#{$modal-dialog-margin} * 2)); // Ensure `modal-dialog-centered` extends the full height of the view (IE10/11) &::before { display: block; // IE10 height: calc(100vh - (#{$modal-dialog-margin} * 2)); content: ""; }
}
// Actual modal .modal-content {
position: relative; display: flex; flex-direction: column; width: 100%; // Ensure `.modal-content` extends the full width of the parent `.modal-dialog` // counteract the pointer-events: none; in the .modal-dialog pointer-events: auto; background-color: $modal-content-bg; background-clip: padding-box; border: $modal-content-border-width solid $modal-content-border-color; @include border-radius($modal-content-border-radius); @include box-shadow($modal-content-box-shadow-xs); // Remove focus outline from opened modal outline: 0;
}
// Modal background .modal-backdrop {
position: fixed; top: 0; left: 0; z-index: $zindex-modal-backdrop; width: 100vw; height: 100vh; background-color: $modal-backdrop-bg; // Fade for backdrop &.fade { opacity: 0; } &.show { opacity: $modal-backdrop-opacity; }
}
// Modal header // Top section of the modal w/ title and dismiss .modal-header {
display: flex; align-items: flex-start; // so the close btn always stays on the upper right corner justify-content: space-between; // Put modal header elements (title and dismiss) on opposite ends padding: $modal-header-padding; border-bottom: $modal-header-border-width solid $modal-header-border-color; @include border-top-radius($modal-content-border-radius); .close { padding: $modal-header-padding; // auto on the left force icon to the right even when there is no .modal-title margin: (-$modal-header-padding-y) (-$modal-header-padding-x) (-$modal-header-padding-y) auto; }
}
// Title text within header .modal-title {
margin-bottom: 0; line-height: $modal-title-line-height;
}
// Modal body // Where all modal content resides (sibling of .modal-header and .modal-footer) .modal-body {
position: relative; // Enable `flex-grow: 1` so that the body take up as much space as possible // when should there be a fixed height on `.modal-dialog`. flex: 1 1 auto; padding: $modal-inner-padding;
}
// Footer (for actions) .modal-footer {
display: flex; align-items: center; // vertically center justify-content: flex-end; // Right align buttons with flex property because text-align doesn't work on flex items padding: $modal-inner-padding; border-top: $modal-footer-border-width solid $modal-footer-border-color; @include border-bottom-radius($modal-content-border-radius); // Easily place margin between footer elements > :not(:first-child) { margin-left: .25rem; } > :not(:last-child) { margin-right: .25rem; }
}
// Measure scrollbar width for padding body during modal show/hide .modal-scrollbar-measure {
position: absolute; top: -9999px; width: 50px; height: 50px; overflow: scroll;
}
// Scale up the modal @include media-breakpoint-up(sm) {
// Automatically set modal's width for larger viewports .modal-dialog { max-width: $modal-md; margin: $modal-dialog-margin-y-sm-up auto; } .modal-dialog-centered { min-height: calc(100% - (#{$modal-dialog-margin-y-sm-up} * 2)); &::before { height: calc(100vh - (#{$modal-dialog-margin-y-sm-up} * 2)); } } .modal-content { @include box-shadow($modal-content-box-shadow-sm-up); } .modal-sm { max-width: $modal-sm; }
}
@include media-breakpoint-up(lg) {
.modal-lg, .modal-xl { max-width: $modal-lg; }
}
@include media-breakpoint-up(xl) {
.modal-xl { max-width: $modal-xl; }
}