/*Main Menu*/
.header .main-menu > li > ul > li:hover > a:not(:only-child):before {
    display: block;
}

.header .main-menu > li > ul > li:hover > ul {
    opacity: 1;
    visibility: visible;
}

.header .main-menu > li > ul > li > ul {
    background-color: #fff;
    -webkit-box-shadow: 3px 3px 6px rgba(171, 171, 171, 0.25);
    box-shadow: 3px 3px 6px rgba(171, 171, 171, 0.25);
    list-style: none;
    padding-left: 0;
    position: absolute;
    left: 100%;
    top: unset;
    margin-top: -48px;
    z-index: 1;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    -webkit-transition: 0.3s ease-in-out;
    -o-transition: 0.3s ease-in-out;
    transition: 0.3s ease-in-out;
}