@media screen and (max-width: 960px){
    .t-title_xl {
        font-size:52px;
    }
}

@media screen and (max-width: 640px){
    .t-title_xl {
        font-size:36px;
    }
    
    .t-name_md {
        font-size: 20px;
    }
    
    .t-descr_sm {
        font-size: 18px;
        line-height: 1.45;
    }
    
    .t-text_md {
        font-size: 18px;}
}