diff --git a/res/css/_components.pcss b/res/css/_components.pcss
index 85ffa5c238..3a70f71c93 100644
--- a/res/css/_components.pcss
+++ b/res/css/_components.pcss
@@ -96,7 +96,6 @@
 @import "./views/audio_messages/_SeekBar.pcss";
 @import "./views/audio_messages/_Waveform.pcss";
 @import "./views/auth/_AuthBody.pcss";
-@import "./views/auth/_AuthButtons.pcss";
 @import "./views/auth/_AuthFooter.pcss";
 @import "./views/auth/_AuthHeader.pcss";
 @import "./views/auth/_AuthHeaderLogo.pcss";
@@ -144,7 +143,6 @@
 @import "./views/dialogs/_ManageRestrictedJoinRuleDialog.pcss";
 @import "./views/dialogs/_MessageEditHistoryDialog.pcss";
 @import "./views/dialogs/_ModalWidgetDialog.pcss";
-@import "./views/dialogs/_NewSessionReviewDialog.pcss";
 @import "./views/dialogs/_PollCreateDialog.pcss";
 @import "./views/dialogs/_RegistrationEmailPromptDialog.pcss";
 @import "./views/dialogs/_RoomSettingsDialog.pcss";
@@ -191,7 +189,6 @@
 @import "./views/elements/_InteractiveTooltip.pcss";
 @import "./views/elements/_InviteReason.pcss";
 @import "./views/elements/_LabelledCheckbox.pcss";
-@import "./views/elements/_ManageIntegsButton.pcss";
 @import "./views/elements/_MiniAvatarUploader.pcss";
 @import "./views/elements/_Pill.pcss";
 @import "./views/elements/_PowerSelector.pcss";
diff --git a/res/css/views/auth/_AuthButtons.pcss b/res/css/views/auth/_AuthButtons.pcss
deleted file mode 100644
index a4a3cac37f..0000000000
--- a/res/css/views/auth/_AuthButtons.pcss
+++ /dev/null
@@ -1,49 +0,0 @@
-/*
-Copyright 2017 OpenMarket Ltd
-Copyright 2019 New Vector Ltd
-
-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_AuthButtons {
-    min-height: 24px;
-    height: unset !important;
-    padding-top: 13px !important;
-    padding-bottom: 14px !important;
-    order: 4;
-}
-
-.mx_AuthButtons_loginButton_wrapper {
-    text-align: center;
-    width: 100%;
-}
-
-.mx_AuthButtons_loginButton,
-.mx_AuthButtons_registerButton {
-    margin-top: 3px;
-    height: 40px;
-    border: 0px;
-    border-radius: 40px;
-    margin-left: 4px;
-    margin-right: 4px;
-    min-width: 80px;
-
-    background-color: $accent;
-    color: $background;
-
-    cursor: pointer;
-
-    font-size: $font-15px;
-    padding: 0 11px;
-    word-break: break-word;
-}
diff --git a/res/css/views/dialogs/_NewSessionReviewDialog.pcss b/res/css/views/dialogs/_NewSessionReviewDialog.pcss
deleted file mode 100644
index 0992c980f3..0000000000
--- a/res/css/views/dialogs/_NewSessionReviewDialog.pcss
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
-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_NewSessionReviewDialog_header {
-    display: flex;
-    align-items: center;
-    margin-top: 0;
-}
-
-.mx_NewSessionReviewDialog_headerIcon {
-    width: 24px;
-    height: 24px;
-    margin-right: 4px;
-    position: relative;
-}
-
-.mx_NewSessionReviewDialog_deviceName {
-    font-weight: var(--font-semi-bold);
-}
-
-.mx_NewSessionReviewDialog_deviceID {
-    font-size: $font-12px;
-    color: $tertiary-content;
-}
diff --git a/res/css/views/elements/_ManageIntegsButton.pcss b/res/css/views/elements/_ManageIntegsButton.pcss
deleted file mode 100644
index 6fb82814ad..0000000000
--- a/res/css/views/elements/_ManageIntegsButton.pcss
+++ /dev/null
@@ -1,50 +0,0 @@
-/*
-Copyright 2019 New Vector Ltd.
-
-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_ManageIntegsButton_error {
-    position: relative;
-    float: right;
-    cursor: not-allowed;
-}
-
-.mx_ManageIntegsButton_error img {
-    position: absolute;
-    right: -5px;
-    top: -5px;
-}
-
-.mx_ManageIntegsButton_errorPopup {
-    position: absolute;
-    top: 110%;
-    left: -275%;
-    width: 550%;
-    padding: 30%;
-    font-size: 10pt;
-    line-height: 1.5em;
-    border-radius: 5px;
-    background-color: $accent;
-    color: $accent-fg-color;
-    text-align: center;
-    z-index: 1000;
-}
-
-.mx_ManageIntegsButton_error .mx_ManageIntegsButton_errorPopup {
-    display: none;
-}
-
-.mx_ManageIntegsButton_error:hover .mx_ManageIntegsButton_errorPopup {
-    display: inline;
-}