* {
    margin: 0;
    padding: 0;
}

.header_box {
    width: 100%;
    position: absolute;
    top: 0;
    z-index: 10;
    background-color: #ffffff;
    border-bottom: 1px #D8D8D8 solid;

}

.header_top {
    max-width: 1640px;
    width: 85%;
    margin: auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: calc(3px + 1rem) 0;
}

.header_top .p1 {
    font-family: BOOKOS_I;
    font-weight: 300;
    font-size: calc(10px + 0.5rem);
    color: #999999;
    line-height: calc(3px + 1rem);
    text-align: left;
    font-style: italic;
}

.header_top .logo {
    width: calc(49px + 5rem);
    margin-left: 12%;
}

.header_top .logo img {
    width: 100%;
}

.search {
    width: calc(20px + 15rem);
    height: calc(8px + 2rem);
    border-radius: 0px 0px 0px 0px;
    border: 1px solid #D8D8D8;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-right: calc(5px + 1rem);
}

.search input {
    width: 80%;
    height: 100%;
    border: none;
    outline: medium;
    font-family: BOOKOS;
    font-weight: 300;
    font-size: calc(4px + 0.5rem);
    color: #999999;
    padding-left: calc(5px + 1rem);
}

.search img {
    width: calc(6px + 0.5rem);
    cursor: pointer;
}

.header_nav_box {
    width: 100%;
    border-top: 1px #D8D8D8 solid;
    position: relative;
}

.header_nav {
    width: 100%;
    height: calc(20px + 4rem);
    display: flex;
    justify-content: center;
    align-items: center;
    gap: calc(12px + 5rem);
}

.header_nav_item {
    height: 100%;
    cursor: pointer;
}

.header_nav_item_act {
    border-bottom: calc(0px + 0.1rem) #E60013 solid;
}

.header_nav_item .p1 {
    height: 100%;
    display: flex;
    align-items: center;
}

.header_nav_item .p1 a {

    font-family: BOOKOS;
    font-weight: 300;
    font-size: calc(6px + 0.5rem);
    color: #333333;
}

.lang {
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: calc(2px + 0.25rem);
    cursor: pointer;
    position: relative;
}

.lang .p1 {
    font-family: BOOKOS;
    font-weight: 300;
    font-size: calc(6px + 0.5rem);
    color: #333333;
}

.lang img {
    width: calc(2.5px + 0.25rem);
}

.product_second_nav_box {
    width: 100%;
    height: 0;
    background-color: #33333340;
    position: absolute;
    top: 100%;
    left: 0;
    z-index: 100;
    overflow: hidden;
    display: none;
    transition: .3s;
}

.header_nav_item:nth-of-type(2) .product_second_nav_box {
    display: block;
}

.header_nav_item:hover .product_second_nav_box {
    height: calc(88px + 15rem);
}

.product_second_nav {
    width: 100%;
    height: calc(88px + 15rem);
    background: #FFFFFF;
    margin-top: 1px;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: calc(20px + 10rem);
    padding-left: calc(90px + 20rem);
}

.product_second_nav_left {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    gap: calc(4px + 2rem);
}

.product_second_nav_left .prodct_second_nav_item {

    font-family: BOOKOS;
    font-weight: 300;
    font-size: calc(6px + 0.5rem);
    color: #333333;
    line-height: calc(9px + 0.5rem);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.product_second_nav_left .prodct_second_nav_item span {
    color: #999999;
    margin-left: calc(80px + 5rem);
}

.product_second_nav_left .prodct_second_nav_item:nth-of-type(2) span {
    margin-left: calc(102px + 5rem);
}

.product_second_nav_pic {
    width: calc(80px + 20rem);
    height: calc(20px + 15rem);
}

.product_second_nav_pic img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.prodct_second_nav_item:hover {
    color: #E60013;
}

.lang_box{
    width: calc(20px + 4rem);
   height: 0;
    background-color: #ffffff;
    position: absolute;
    top: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: calc(5px + 0.5rem);
    overflow: hidden;
    transition: .3s;
}
.lang_box p{
font-family: BOOKOS;
font-weight: 300;
font-size: calc(6px + 0.5rem);
color: #333333;
line-height: calc(9px + 0.5rem);
text-align: center;
}
.lang:hover .lang_box{
    height: calc(20px + 3rem);
}
.lang_box p:hover{
    color: #E60013;
}
@media (max-width: 1100px) {
    .header_box {
        display: none;
    }
}