.news-blocks-content-item{
    display: none;
}

.news-blocks-content-item.active{
    display: block;
}

.news-block-btns-all{
    display: flex;
    align-items: center;
}

.news-block-btns-all .news-block-btn a{
    display: block;
    padding: 10px 20px;
    background-color: #ebeaea;
    color: black;
    text-decoration: none;
}

.news-block-btns-all .news-block-btn:not(.active) a:hover{
    background-color: #cecece;
}
.news-block-btns-all .news-block-btn.active a{
    border: 1px solid #000;
}

.news-block-btns-main{
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
}

.news-blocks-content{
    margin: 10px 0;
}