Merge remote-tracking branch 'upstream/develop' into compact-reply-rendering

res/css/views/elements/_AddressSelector.scss

@@ -23,6 +23,7 @@ limitations under the License.
     border-radius: 3px;
     border: solid 1px $accent-color;
     cursor: pointer;
+    z-index: 1;
 }
 
 .mx_AddressSelector.mx_AddressSelector_empty {

res/css/views/elements/_StyledCheckbox.scss

@@ -0,0 +1,66 @@
+/*
+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.
+*/
+
+
+.mx_Checkbox {
+    $size: $font-16px;
+    $border-size: $font-1-5px;
+    $border-radius: $font-4px;
+
+    display: flex;
+    align-items: flex-start;
+
+    input[type=checkbox] {
+        display: none;
+
+        & + label {
+            display: flex;
+            align-items: center;
+
+            flex-grow: 1;
+        }
+
+        & + label > .mx_Checkbox_background {
+            display: inline-flex;
+            position: relative;
+
+            flex-shrink: 0;
+
+            height: $size;
+            width: $size;
+            size: 0.5rem;
+
+            border: $border-size solid rgba($muted-fg-color, 0.5);
+            box-sizing: border-box;
+            border-radius: $border-radius;
+
+            img {
+                height: 100%;
+                width: 100%;
+                filter: invert(100%);
+            }
+        }
+
+        &:checked + label > .mx_Checkbox_background {
+            background: $accent-color;
+            border-color: $accent-color;
+        }
+
+        & + label > *:not(.mx_Checkbox_background) {
+            margin-left: 10px;
+        }
+    }
+}