header {
    display: flex;
    align-items: center;
    width: 100%;
    min-height: var(--headerHeight);
    position: fixed;
    background-color: var(--headerBg);
    box-shadow: 0 1px 5px #303030;
    z-index: 999;
}

header .container {
    justify-content: space-between;
    min-height: 60px;
}

.mobile-menu-toggle {
    display: none;
    font-size: 1.5rem;
    padding: 1rem;
    position: absolute;
    right: 0;
}

.menu {
    display: flex;
    background-color: var(--headerBg);
}

.menu .link {
    font-size: 1.125rem;
    padding: 0.95em 0.85em;
    cursor: pointer;
}

.menu .link a {
    text-decoration: none;
}

.flyout {
    position: relative;
}

.sub-menu {
    height: 0;
    flex-direction: column;
    position: absolute;
    background-color: var(--headerBg);
    left: 0;
    overflow: hidden;
    display: flex;
    transition: height 0.5s ease-out;
}

.flyout:hover > .sub-menu {
    height: auto;
}

.sub-menu > .link {
    border-bottom: 1px solid #ddd;
}