node-red/packages/node_modules/@node-red/editor-client/src/sass/panels.scss

/**
 * Copyright JS Foundation and other contributors, http://js.foundation
 *
 * 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.
 **/


.red-ui-panels {
    position: relative;
    overflow: hidden;
    & > div {
        // border: 1px solid red;
        box-sizing: border-box;
    }
    display: flex;
    flex-direction: column;

    >.red-ui-panel:first-child {
        flex: 0 0 auto;
    }
    >.red-ui-panel:last-child {
        flex: 1 1 auto;
    }
}

.red-ui-panels-separator {
    flex: 0 0 auto;
    border-top: 1px solid $secondary-border-color;
    border-bottom: 1px solid $secondary-border-color;
    height: 7px;
    box-sizing: border-box;
    cursor: ns-resize;
    background: $primary-background url(images/grip.png) no-repeat 50% 50%;
}


.red-ui-panel {
    overflow: auto;
    height: calc(50% - 4px);
    position: relative;
}

.red-ui-panels.red-ui-panels-horizontal {
    height: 100%;
    flex-direction: row;

    &>.red-ui-panel {
        vertical-align: top;
        display: inline-block;
        height: 100%;
        width: calc(50% - 4px);
    }
    &>.red-ui-panels-separator {
        vertical-align: top;
        border-top: none;
        border-bottom: none;
        border-left: 1px solid $secondary-border-color;
        border-right: 1px solid $secondary-border-color;
        height: 100%;
        width: 7px;
        display: inline-block;
        cursor: ew-resize;
    }
}