@media (max-width: 767px) {
    .navbar-nav {
        background: white;
        padding: 20px;
        border-radius: 7px;

    }
}



@media (max-width: 550px) {
   .media-div  .media-body {
        justify-content: center !important;
        width: unset;

    }

    .media-div  .media-body .second{
        margin-top: 20px;

    }

}