diff --git a/elastic2022/styles/embed.less b/elastic2022/styles/embed.less
deleted file mode 100644
index 8414779..0000000
--- a/elastic2022/styles/embed.less
+++ /dev/null
@@ -1,95 +0,0 @@
-/**
- * Roundcube Webmail styles for the Elastic skin
- *
- * Copyright (c) The Roundcube Dev Team
- *
- * The contents are subject to the Creative Commons Attribution-ShareAlike
- * License. It is allowed to copy, distribute, transmit and to adapt the work
- * by keeping credits to the original authors in the README.md file.
- * See http://creativecommons.org/licenses/by-sa/3.0/ for details.
- */
-
-/* Style for embedded pages and TinyMCE editor content page */
-
-@import "global";
-
-.mce-content-body {
-    margin: 4px;
-    color: @color-input;
-
-    div.pre {
-        font-family: monospace;
-    }
-
-    blockquote {
-        border-left: #1010ff 2px solid;
-        margin: 0;
-        padding: 0 0.4em;
-    }
-}
-
-.rcmail-inline-message {
-    .font-family();
-    font-size: @page-font-size;
-    padding: .5em;
-    margin: 0 0 .5em 0;
-    opacity: .95;
-    color: @color-message;
-    background-color: @color-message-warning-box-background;
-    display: flex;
-    align-items: center;
-
-    &:before {
-        .font-icon-class();
-        font-size: 1.5em;
-        line-height: 1;
-        width: 1em;
-        margin-right: .3em;
-        content: @fa-var-exclamation-triangle;
-        color: @color-message-warning;
-    }
-
-    span {
-        line-height: 1.5;
-    }
-
-    a {
-        color: @color-link;
-    }
-
-    a:hover {
-        color: @color-link-hover;
-    }
-
-    button {
-        vertical-align: middle;
-        white-space: nowrap;
-        padding: .375em .75em;
-        margin-left: .5em;
-        font-size: 1em;
-        line-height: 1.5;
-        border-radius: .25em;
-        border: 1px solid transparent;
-        color: @color-btn-primary;
-        background: @color-btn-primary-background;
-
-        &:focus {
-            box-shadow: 0 0 0 .2rem fade(@color-btn-primary-background, 50%);
-        }
-
-        &:hover {
-            background: darken(@color-btn-primary-background, 8%);
-            border-color: darken(@color-btn-primary-background, 10%);
-        }
-
-        &:not([disabled]):not(.disabled):active {
-            background: darken(@color-btn-primary-background, 11%);
-            border-color: darken(@color-btn-primary-background, 13%);
-            box-shadow: 0 0 0 .2rem fade(@color-btn-primary-background, 53%);
-        }
-    }
-}
-
-.rcmail-inline-buttons {
-    margin: 0;
-}