/* for scroll hide, cuz layout break */
html{
    margin: 0px;
    padding: 0px;
    /*overflow: hidden;*/
}
body{
    margin: 0px;
    padding: 0px;
    overflow-x: hidden;
    background: no-repeat center fixed;
    background-size: cover;
}
ul{
    list-style: none;
    padding-left: 0px;
}
a{
    text-decoration-line: none;
}
header{
    /* set body layout with header and top image */
    margin-bottom: 10rem;
}

[data-lang='en']{
    display: none;
}

.navbar{
    overflow: auto;
}
.nav {
    --bs-nav-link-padding-x: 1rem;
    --bs-nav-link-padding-y: 0.5rem;
    --bs-nav-link-font-weight: bolder; !important
    --bs-nav-link-font-size: 1.25rem;
    --bs-nav-link-color: var(--bs-link-color);
    --bs-nav-link-hover-color: var(--bs-link-hover-color);
    --bs-nav-link-disabled-color: #6c757d;
    display: flex;
    flex-wrap: wrap;
    padding-left: 0;
    margin-bottom: 0;
    list-style: none;
}

.show >ul{
    align-items: center;
}

.menu-item{
    width: 10rem;
}

.submenu{
    border-top: 2px solid gray;
    display:none;
}
.submenu-item{
    margin: 8px 10px;
    color: var(--bs-link-color);
    font-weight: bolder;
    font-size: 0.85rem;
}
.submenu-item:hover{
    color: var(--bs-link-hover-color);
}

.nav-lang{
    margin: 0px 15px;
    color: var(--bs-link-color);
    font-weight: bolder;
}

.history{
    margin: 4rem 6rem;
    font-weight: bolder;
    font-size: 3rem;
}

.history-active {
    color: var(--bs-link-hover-color);
    border-bottom: 2px solid var(--bs-link-hover-color);
}