.app-dashboard-design {
    width: 100%;
    height: 100%;
    display: flex;
    
}
.app-dashboard-design__tree {
    width: 300px;
    height: 100%;
    padding: 5px;
    overflow: auto;
    .tree__filter {
        width: 100%;
    }
    .tree__content {
        height: calc(100% - 40px);
        overflow: auto;       
    }
    .el-menu {
        width: 100%;
        border-right: 0;
        .el-menu-item {
            height: 40px;
            line-height: 40px;
            margin-bottom: 5px;
            border: 1px dashed transparent;
            cursor: move;
            &.is-active {
                color: initial;
            }
            &.is-disable {
                cursor: no-drop;
            }
        }       
    }
    .tree__caption {
        opacity: .7;
        z-index: 1;
        position: fixed;
    }   
}
.app-dashboard-design__panel {
    flex-grow: 1;
    height: 100%;
    overflow: auto;
    background: #efefef;
    .app-dashboard-design__mask {
        height: calc(100% + 180px);
        top: 0;
        left: 0;
        bottom: 0;
        right: 0;
        position: absolute;
    }
}
.app-dashboard-design__panel__layout {            
    .panel__layout-item {
        height: 100%;
        .el-icon-close {
            font-size: 16px;
            float: right;
            margin-top: 4px;
            cursor: pointer;
        }
    }
    &.is-dragging {
        .vue-grid-placeholder {
            display: initial;
        }
    }
}