@media(max-width: 575px) {
    div.two-columns-content-posts div.img-box {
        border-top-left-radius: 7px;
        border-top-right-radius: 7px;
    }
    div.two-columns-content-posts div.two-columns-content-post {
        border-bottom-left-radius: 7px;
        border-bottom-right-radius: 7px;
    }
}

@media(min-width: 576px) {
    div.two-columns-content-posts div.image-left-content-right div.img-box {
        border-top-left-radius: 7px;
        border-bottom-left-radius: 7px;
    }
    div.two-columns-content-posts div.two-columns-content-post.image-left-content-right {
        border-top-right-radius: 7px;
        border-bottom-right-radius: 7px;
    }


    div.two-columns-content-posts div.content-left-image-right div.img-box {
        border-top-right-radius: 0px;
        border-bottom-right-radius: 0px;
    }
    div.two-columns-content-posts div.two-columns-content-post.content-left-image-right {
        border-top-left-radius: 0px;
        border-bottom-left-radius: 0px;
    }
}