.b-container {
    $container-max-width: 1200px;

    position: relative;
    margin: auto;

    &--section {
        max-width: $container-max-width;
    }

    &--center {
        display: flex;
        align-items: center;
    }

    &--size {

        &-full {
            width: 100%;
            height: 100%;
        }
    }
}