.menu {
    background-color: rgb(78, 78, 78);
    width: 100%;
    height: 25px;
}


.menuspan {
    color: white;
    user-select: none;
    /* standard syntax */
    -webkit-user-select: none;
    /* for Chrome、Safari */
    -moz-user-select: none;
    /* for Mozilla、Firefox */
    padding: 3px;
}

.menuspan:hover {
    background-color: rgb(96, 96, 112);
}

.menulabel {
    margin-left: 7px;
    margin-right: 7px;
}

.childmenu {
    position: absolute;
    width: 300px;
    display: flex;
    flex-direction: column;
    background-color: rgb(78, 78, 78);
    z-index: 60;
}

.childMenuBlock {
    padding: 3px;
}

.childMenuBlock:hover {
    background-color: rgb(100, 100, 100);
}