.middle_block{
    text-align: center;
    margin-bottom: 30px;
}
.title_youtube{
    padding-top: 40px;
    font-weight: 700;
    font-family: 'Montserrat2', sans-serif;
    color: #000000 !important;
    line-height: 1.4;
}

@media screen and (min-width: 761px){
    .title_youtube{
        font-size: 30px;
    }
    .middle_block {
        height: 860px;
        background: url(images/fon_you_tube_block.jpg) 100% 100% no-repeat;
        background-size: cover;
    }
}
.description_text_gallery{
    font-family: "ArbatC", sans-serif;
    font-size: 26px;
    color: #ed1c24;
    margin-bottom: 30px;
    line-height: 1.2;
}
@media screen and (max-width: 968px){
    .title_youtube{
        font-size: 20px;
        padding: 15px 10px;
        margin-bottom: 0px;
    }
    .middle_block {
        background: url(images/fon_you_tube_block.jpg) 100% 100% no-repeat;
        margin-bottom: unset;
        height: unset;
        padding-bottom: 30px;
    }
    .description_text_gallery{
        font-size: 18px;
        margin-bottom: 15px;
    }
    .middle_block iframe{
        padding: 0px 10px;
    }
}