.content-news__text img{
    max-width: 100%;
    max-height: 100%;
    height: auto;
    border-radius: 12px;
    margin: 10px 0;
}
@media (min-width: 300px) and (max-width: 800px) {
    .content-news__text img{
        max-width: 100%;
        max-height: 100%;
        height: auto;
        margin: 10px 0;
    }
}