section.left {
    display: flex;
    justify-content: left;
}

nav#vmenu {
    border: 4px solid lavender;
    margin-top: 50px;
}

nav#vmenu > ul {
    list-style: none;
    
}

nav#vmenu > ul > li {
    border: 4px solid lightblue;
    margin: 4px;
    position: relative;
    min-width: 180px;
}

nav#vmenu a {
    display: block;
    padding: 8px 16px;
    text-decoration: none;
}

nav#vmenu a:hover {
    background-color: goldenrod;

}

nav#vmenu ul.submenu {
    position: absolute;
    top: 0px; left: 100%;
    width: 180px;
    display: none; 
    padding-left: 12px;
    list-style: none;
}

nav#vmenu > ul > li:hover > ul.submenu {
    display: block;
}

nav#vmenu ul.submenu li {
    background-color: lightblue;
    margin: 4px;
    list-style: none;
}