nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    transition: top 0.3s;
    z-index: 123;
}
nav {
    width: 100%;
    display: inline-flex;
    justify-content: center;
    flex-direction: column;
}
nav .top-bar-black {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
}
.top-bar-black {
    transition: 0.2s;
    height: 40px;
    color: white;
    font-size: 12px;
    background: black;
}
nav .parent {
    display: inline-flex;
    justify-content: space-evenly;
    width: 75.5%;
}
.child:not(.side-menu .child) {
    opacity: 1;
    transform: unset;
}
.child {
    display: inline-flex;
    align-items: center;
    gap: 10px;
}
.child.mobile-address {
    width: 100%;
    justify-content: center;
    white-space: nowrap;
}
.top-bar-black .call-us, .top-bar-black .mail {
    display: inline-flex;
    align-items: center;
}
nav .top-bar-black a {
    text-decoration: none;
    color: white;
}
.call-us a, .mail a {
    align-items: center;
    display: inline-flex;
}
header ul, a {
    text-decoration: none;
    padding: 0;
    text-align: center;
    font-size: 15px;
}
.mail a {
    gap:4px;
}
.mail a > svg {
    height: 24px !important;
}

/* Hamburger Menu */
.hamburger-menu {
    display: none;
    position: relative;
    z-index: 124;
}

.hamburger-icon {
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 25px;
    cursor: pointer;
}

.hamburger-icon .bar {
    width: 100%;
    height: 3px;
    background-color: white;
}

.menu-content {
    display: none;
    position: fixed;
    top: 40px;
    left: 0;
    width: 100%;
    background-color: black;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.menu-content .menu-item {
    padding: 10px 0;
    border-bottom: 1px solid #444;
}

.menu-content .menu-item a {
    color: white;
    text-decoration: none;
    font-size: 16px;
}

/* Media Queries */
@media (max-width: 768px) {
    nav .parent {
        display: none;
    }

    .hamburger-menu {
        display: flex;
        flex-direction: column;
        align-items: flex-end;
        padding: 10px;
        top: -40px;
    }

    .hamburger-menu.active .menu-content {
        display: flex;
    }
}

@media (max-width: 480px) {
    .hamburger-menu {
        top: -40px;
    }
    .hamburger-icon {
        width: 25px;
        height: 20px;
    }

    .menu-content .menu-item {
        padding: 8px 0;
    }

    .menu-content .menu-item a {
        font-size: 14px;
    }
}