.nav {
    background: linear-gradient(#336699, #223366);
    overflow: hidden;
    padding: 10px;
}

.nav a:hover {
    background: #336699;
    border-radius: 8px;
}

.nav a {
    float: left;
    display: block;
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
    font-size: 17px;
}

.nav .icon {
    display: none;
}

.dropdown {
    float: left;
    overflow: hidden;
}

.dropdown .dropbtn {
    font-size: 17px;
    border: none;
    outline: none;
    padding: 14px 16px;
    font-family: inherit;
    margin: 0;
}

.dropdown-content {
    display: none;
    position: absolute;
    min-width: 160px;
    z-index: 1;
}

.dropdown-content a {
    float: none;
    text-decoration: none;
    display: block;
    text-align: left;
}

.dropdown:hover .dropdown-content {
    display: block;
}

@media screen and (max-width: 600px) {

    .nav a:not(:first-child),
    .dropdown .dropbtn {
        display: none;
    }

    .nav a.icon {
        float: right;
        display: block;
    }
}

@media screen and (max-width: 600px) {
    .nav.responsive {
        position: relative;
    }

    .nav.responsive .icon {
        position: absolute;
        right: 0;
        top: 0;
    }

    .nav.responsive a {
        float: none;
        display: block;
        text-align: left;
    }

    .nav.responsive .dropdown {
        float: none;
    }

    .nav.responsive .dropdown-content {
        position: relative;
    }

    .nav.responsive .dropdown .dropbtn {
        display: block;
        width: 100%;
        text-align: left;
    }
}