body
{
    background-color: black;
    color: white;
}
.navbar
{
    background-color: navy;
    border-radius: 10px;
    display:flex;
    justify-content: center;
}
.navbar ul
{
    overflow:auto;
}
*
.navbar li
{
    float: left;
    list-style: none;
    margin: 13px 20px;
}
.navbar li a
{
    padding: 3px 3px;
    text-decoration: none;
}
.navbar li a:hover
{
    color: yellow;
    font-weight: bolder;
}
@media only screen and (max-width: 625px) {
    .navbar li{
        clear: left;
        display: inline-block;
    }
}