#header {
        background-color: #f2f2f2;
        display: grid;
        grid-template-columns: 2fr repeat(7, 1fr);
        margin-bottom: 20px;
        border-bottom: 2px solid gray;
    }

    #header>a {
        text-decoration: none;
        color: black;
        font-family: Verdana, Tahoma, Arial;
        text-align: center;
        line-height: 40px;
        border-left: 1px solid gray;
    }

    #header_title {
        margin: 0;
        font-family: Verdana, Tahoma, Arial;
        background-color: #888888ff;
        text-align: center;
    }

    #header_title>a {
        text-decoration: none;
        color: lime;
    }