element-web/res/css/views/dialogs/_CompoundDialog.scss

/*
Copyright 2021 The Matrix.org Foundation C.I.C.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/

// --------------------------------------------------------------------------------
// DEV NOTE: This stylesheet covers dialogs listed by the compound, including
// over multiple React components. The actual inner contents of the dialog should
// be in their respective stylesheets.
// --------------------------------------------------------------------------------

// Override legacy/default styles for dialogs
.mx_Dialog_wrapper.mx_CompoundDialog > .mx_Dialog {
    padding: 0; // we'll manage it ourselves
    color: $primary-content;
}

.mx_CompoundDialog {
    .mx_CompoundDialog_header {
        padding: 32px 32px 16px 32px;

        h1 {
            display: inline-block;
            font-weight: 600;
            font-size: $font-24px;
            margin: 0; // managed by header class
        }

        .mx_CompoundDialog_cancelButton {
            mask: url('$(res)/img/feather-customised/cancel.svg');
            mask-repeat: no-repeat;
            mask-position: center;
            mask-size: cover;
            width: 20px;
            height: 20px;
            background-color: $dialog-close-fg-color;
            cursor: pointer;

            // Align with middle of title, 34px from right edge
            position: absolute;
            top: 34px;
            right: 34px;
        }
    }

    .mx_CompoundDialog_content {
        overflow: auto;
        padding: 8px 32px;
    }

    .mx_CompoundDialog_footer {
        padding: 20px 32px;
        text-align: right;
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;

        .mx_AccessibleButton {
            margin-left: 24px;
        }
    }
}

.mx_ScrollableBaseDialog {
    width: 544px; // fixed
    height: 516px; // fixed

    .mx_CompoundDialog_content {
        height: 349px; // dialogHeight - header - footer
    }

    .mx_CompoundDialog_footer {
        box-shadow: 0px -4px 4px rgba(0, 0, 0, 0.05); // hardcoded colour for both themes
    }
}