.navbar{
    background-color: darkblue;
    border-radius: 10px;
}
.navbar-brand{
    color: white;
}
.btn{
    background-color: white;
    color: black;
    border-color: black;
}
.history{
    margin-top: 10px;
}
.city-bar{
    margin-left: 5px;
}
.table{
    margin-right: 15px;
}