#mainContent #nav1 {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin: 3em 20px;
    margin: 2em auto !important;
    max-width: 1015px !important;
    padding: 0;
}

    #mainContent #nav1 li {
        align-items: stretch;
        display: flex;
        height: 160px;
        list-style-type: none;
        margin: 0;
        padding: 0;
        position: relative;
        width: 160px;
    }

        #mainContent #nav1 li a {
            align-content: center;
            background: #173e6a;
            background-position: 50% 50%;
            background-size: 150%;
            border: solid 2px #fff;
            border-radius: 7px;
            color: white;
            display: flex;
            flex-direction: column;
            font-family: roboto, sans-serif;
            font-size: 15px;
            font-style: italic;
            font-weight: 600;
            font-weight: 500;
            justify-content: center;
            padding: 20px;
            text-align: center;
            text-decoration: none;
            width: 100%;
        }

            #mainContent #nav1 li a:hover,
            #mainContent #nav1 li.current a {
                background-color: #43B02A;
            }