onlyoffice-nextcloud/css/editor.css

/**
 *
 * (c) Copyright Ascensio System SIA 2020
 *
 * 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.
 *
 */

#content.app-onlyoffice,
#body-public #content.app-onlyoffice {
    min-height: calc(100% - 50px);
}

#body-public #content.app-public {
    height: 100%;
}

#body-public footer {
    display: none;
}

#app > iframe {
    position: absolute;
    vertical-align: top;
}

.AscDesktopEditor #body-user #header {
    display: none;
}
.AscDesktopEditor #body-user #content {
    min-height: 100%;
    padding-top: 0;
}