.b-site-info__menu-content {
    width: 100%;
}
.b-site-info__menu-idnumber {    
    width: 550px;
    font-family: Roboto;
    font-style: normal;
    font-weight: 300;
    font-size: 16px;
    line-height: 19px;
}
.b-site-info__menu-idnumber a {
    color: #fff;
}
.b-site-info__menu-idnumber a:hover {
    opacity: .7;
    transition: linear .1s;
}
.b-files__item {
    font-family: Roboto;
    font-style: normal;
    font-weight: normal;
    font-size: 18px;
    line-height: 130%;
    color: #292929;
    transition: linear .1s;
}
@media all and (max-width:768px){
    .b-site-info__menu-content {
        width: initial;
    }
    .b-site-info__menu-idnumber {   
        width: 100%;
    }
}