.navbar{
background-color: transparent;
}
.navbar .navbar-brand{color: #fff;}
.bg-header{
background-image: url('../images/bg01.jpg');
background-repeat: no-repeat;
background-size: cover;
background-position: center center;
}
.navbar-nav .nav-item .nav-link{color: #fff;}
#display{
position: absolute;
z-index: 9;
height: 245px;
overflow-y: auto;
}