nav {
    background-color: #c0c0c0;
    margin: auto;
}

.sticky {
    position: fixed;
    top: 0;
    /*padding-left:0;*/
    /*padding-right:0;*/
    z-index: 999;
}

nav ul.nav {
    list-style-type: none;
    margin: auto;
    padding: 0;
    overflow: hidden;

}

.nav li {
    float: left;
    width: 16.6%;
}

.nav li span:first-of-type {
    float: left;
    padding-left: 5px;
}


.nav li a, .dropbtn {
    display: block;
    text-align: center;
    color: #006600;
    padding: 0.75em;
    margin: 2px 1px 2px 1px;
    text-decoration: none;
    transition-duration: 0.5s;
    background: #ffffff;
    border: 2px solid #006600;
    border-radius: 12px
}

.nav li a:visited {
    color: #006600;
    text-decoration: none;
}

.nav li a:hover, .dropdown:hover .dropbtn {
    text-decoration: none;
    background: #006600;
    border: 2px solid #ffffff;
    color: #ffffff;
}

.nav li.dropdown {
    display: block;
}

div.dropdown-content {
    display: none;
    position: absolute;
    background: #ffffff;
    border: 1px solid #006600;
    border-radius: 12px;
    box-shadow: 5px 5px 15px #999999;

    z-index: 1;
}

div.dropdown-content a {
    padding: 12px 16px;
    text-decoration: none;
    display: block;
    text-align: left;
}

div.dropdown-content a:hover {
    color: #ffffff;
}

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

.nav li a.onThePage {
    background: #002b5b;
    color: #ffffff;
    border-color: #ffffff;
}

.nav li a.onThePage:visited {
    color: #ffffff;
}

@media only screen and (max-width: 520px) {
    .nav li {
        float: left;
        width: 49%;
        padding-left:0.5%;
        padding-right:0.5%;
    }
    .nav li a {
        display: block;
        margin: auto;
    }
}

@media only screen and (min-width: 521px) and (max-width: 675px) {
    .nav {
        font-size: small;
    }
}