.newnavprent{
    display:flex;
    justify-content:space-between;
}
.newnavprent .newnavleft {
    width: 170px;
    border-right: 1px solid #e4ddd2;
    background-color: #fff;
}
.leftnav .borderbox{
    width: 150px;
    overflow-x: hidden;
}
.leftnav .borderbox ul{
    overflow-y: auto;
    width: 175px;
}
.newnavprent .newnavright {
    flex: 1;
    height: 100vh;
    overflow-y: scroll;
}