nav.primary-navigation {
    margin: 0 auto;
    display: block;
    padding: 0 0 0 0;
    text-align: center;
    font-size: 16px;
}

    nav.primary-navigation ul li {
        list-style: none;
        margin: 0 auto;
        border-left: 2px solid #3ca0e7;
        display: inline-block;
        padding: 0 30px;
        position: relative;
        text-decoration: none;
        text-align: center;
        font-family: arvo;
    }

    nav.primary-navigation li a {
        color: black;
    }

        nav.primary-navigation li a:hover {
            color: #3ca0e7;
        }

    nav.primary-navigation li:hover {
        cursor: pointer;
    }

    nav.primary-navigation ul li ul {
        visibility: hidden;
        opacity: 0;
        position: absolute;
        padding-left: 0;
        left: 0;
        display: none;
        background: white;
    }

        nav.primary-navigation ul li:hover > ul,
        nav.primary-navigation ul li ul:hover {
            visibility: visible;
            opacity: 1;
            display: block;
            min-width: 250px;
            text-align: left;
            padding-top: 20px;
            box-shadow: 0px 3px 5px -1px #ccc;
        }

        nav.primary-navigation ul li ul li {
            clear: both;
            width: 100%;
            text-align: left;
            margin-bottom: 20px;
            border-style: none;
        }

            nav.primary-navigation ul li ul li a:hover {
                padding-left: 10px;
                border-left: 2px solid #3ca0e7;
                transition: all 0.3s ease;
            }

a {
    text-decoration: none;
}

    a:hover {
        color: #3CA0E7;
    }

ul li ul li a {
    transition: all 0.5s ease;
}