.about-us-bb{
    background-color: #ffffffd9;
}
.about-us-bb p, .about-us-bb ul {
    color: #000;
}


.page-header-menu {
    text-align: center;
}

@media (max-width: 767px){
    .first-block{
        margin-top: 156px;
    }
    .page-header {
        position: fixed;
        background-color: white;
    }
}