hydrogen-web/src/platform/web/ui/css/layout.css

/*
Copyright 2020 Bruno Windels <bruno@windels.cloud>
Copyright 2020 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.
*/

html {
    height: 100%;
}

@media screen and (min-width: 600px) {
    .PreSessionScreen {
        width: 600px;
        box-sizing: border-box;
        margin: 0 auto;
        margin-top: 50px;
    }
}

.room-placeholder {
    display: flex;
    flex-direction: row;
}

.SessionView {
    display: flex;
    flex-direction: column;
    /* this takes into account whether or not the url bar is hidden on mobile
    (have tested Firefox Android and Safari on iOS),
    see https://developers.google.com/web/updates/2016/12/url-bar-resizing */
    position: fixed;
    height: 100%;
}

.SessionView > .main {
    flex: 1;
    display: flex;
    min-height: 0;
    min-width: 0;
    width: 100vw;
}

/* hide back button in middle section by default */
.middle .close-middle { display: none; }
/* mobile layout */
@media screen and (max-width: 800px) {
    /* show back button */
    .middle .close-middle { display: block !important; }
    /* hide grid button */
    .LeftPanel .grid { display: none !important; }
    div.middle, div.room-placeholder { display: none; }
    div.LeftPanel {flex-grow: 1;}
    div.middle-shown div.middle { display: flex; }
    div.middle-shown div.LeftPanel { display: none; }
    div.right-shown div.TimelinePanel { display: none; }
}

.LeftPanel {
    flex: 0 0 300px;
    min-width: 0;
}

.room-placeholder, .middle {
    flex: 1 0 0;
    min-width: 0;
}

.RoomView {
    min-width: 0;
    display: flex;
}


.TimelinePanel {
    flex: 3;
    min-height: 0;
    min-width: 0;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.TimelinePanel .Timeline, .TimelinePanel .TimelineLoadingView {
    flex: 1 0 0;
}

.middle-header {
    display: flex;
}

.RoomGridView {
    display: grid;
}

.RoomGridView.layout3x2 {
    grid-template:
        "t0  t1  t2" 1fr
        "t3  t4  t5" 1fr /
         1fr 1fr 1fr;
}

.RoomGridView > .tile0 {grid-area: t0;}
.RoomGridView > .tile1 {grid-area: t1;}
.RoomGridView > .tile2 {grid-area: t2;}
.RoomGridView > .tile3 {grid-area: t3;}
.RoomGridView > .tile4 {grid-area: t4;}
.RoomGridView > .tile5 {grid-area: t5;}

.RoomGridView > div {
    display: flex;
    min-width: 0;
    min-height: 0;
}

.RoomGridView > div.focus-ring {
    z-index: 1;
    pointer-events: none;
}