.subscriber-tree-item {
    display: flex;
    align-items: center;
}

    .subscriber-tree-item.marked {
        width: 100%;
        background-color: yellow;
        font-weight: bold;
        padding-top: 10px;
        padding-bottom: 10px;
    }

        .subscriber-tree-item.marked.actual {
            border: 2px solid red;
        }