:root {
  @media screen and (min-width: 600px) {
    .column {
        min-width: 300px;
        max-width: 480px;
        flex: 2 1 auto;
        filter: initial;
    }
    .column:last-child {
        flex: 1 2 auto;
    }
    .columns-area {
        display: flex;
        flex-direction: row;
    }
    .compose-form .compose-form__modifiers .compose-form__upload,
    .composer--upload_form--item {
        flex: 1 0 100%;
    }
  }
}