.app-scroll-container {
    height: 100%;
    width: 100%;
    border: 1px solid red;

    .app-scroll-container__header,
    .app-scroll-container__bottom {
        width: 100%;
    }

    .app-scroll-container__middle {
        display: flex;
        width: 100%;
        .app-scroll-container__left,
        .app-scroll-container__center,
        .app-scroll-container__right {
            height: 100%;
        }
    }

    .no-style {
        padding: 0;
        margin: 0;
    }

    .overflow-auto {
        overflow: auto;
    }
}