header {
    background-color: #0B2F42;
    border-bottom: 2px solid rgba(2, 79, 123, 1);
}

.head-cen {
    width: var(--all-width);
    margin: 0 auto;
    padding: 5px 0;
    display: flex;
}

.logo {
    width: var(--logo);
}

nav {
    margin: 0 auto;
    display: flex;
    align-items: center;
}

nav ul {
    display: flex;
    border-radius: 10px;
    overflow: hidden;
}

nav ul a {
    color: #fff;
    padding: 5px 25px;
    font-size: 13px;
    display: block;
    background-color: rgba(2, 79, 123, 1);
    border-right: 2px solid #000;
    border-bottom: 2px solid rgba(2, 79, 123, 1);
    border-top: 1px solid #CCD8DE;
}

nav ul li:last-child a {
    border-right: 0;
}

nav ul a:hover {
    background-color: #196d9e;
}

.searchBar {
    width: var(--searchBar);
    display: flex;
    align-items: center;
    margin-left: auto;
}

#search {
    width: calc(var(--searchBar) - var(--button));
    height: var(--button);
    background-color: transparent;
    border-bottom: 2px solid #ffffff8f;
    color: #fff;
}

#search::placeholder {
    color: #fff;
}

#go {
    width: var(--button);
    height: var(--button);
    border-bottom: 2px solid #ffffff8f;
    color: #fff;
}


@media screen and (max-width:769px) {
    .head-cen {
        flex-direction: column;
        align-items: center;
        row-gap: 8px;
    }

    .searchBar {
        padding: 0 10px;
    }

    nav {
        width: 100%;
        padding: 0 10px;
    }

    nav ul {
        width: 100%;
        overflow-x: auto;
    }

    nav ul li {
        flex: 1;
        text-align: center;
    }
}