.header-contain {
    box-sizing: border-box;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: fixed;
    top: 0;
    left: 0;
    padding: 12px 14px;
    width: 100vw;
    height: 40px;
    background-color: #000;
    z-index: 10000;
}

.header-contain .logo {
    width: 120px;
    margin: unset;
}

.header-contain .menu-btn {
    width: 18px;
    height: 20px;
    background: url(../image/menu_icon.png) no-repeat center center;
    background-size: 20px 14px;
}

.header-contain .menue-contain {
    display: flex;
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    background-color: #0D0E15;
    transition: all 0.3s;
}

.header-contain .menue-contain .background {
    width: 100vw;
    height: 100%;
    background: transparent;
    padding: 0;
}

.header-contain .menue-contain .background .top {
    display: flex;
    justify-content: flex-end;
    padding: 20px 14px 0;
    width: unset;
    height: unset;
}

.header-contain .menue-contain .background .top img {
    width: 15px;
    height: 15px;
}

.header-contain .menue-contain .lang > .top {
    justify-content: space-between;
}

.product-sidebar {
    position: fixed;
    width: 100vw;
    height: 100vh;
    top: 0;
    left: 0;
    transition: all 0.5s;
    background-color: #000;
    z-index: 100000;
    display: flex;
    flex-direction: column;
}

.product-sidebar .top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 14px 0;
    width: unset;
    height: unset;
}

.product-sidebar .top img {
    width: 15px;
    height: 15px;
}

.product-sidebar .top img.arr-left {
    width: 20px;
    height: 20px;
}

.menue-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 20px;
    height: 100%;
    justify-content: flex-start;
}

.menue-item a {
    font-size: 14px;
    font-family: PingFangSC-Regular;
    font-weight: 400;
    color: #fff;
    text-decoration: none;
    display: flex;
    align-items: center;
    position: relative;
    margin-bottom: 30px;
}

.menue-item a:hover {
    color: #fff;
}

.menue-item a .arrow {
    width: 14px;
    height: 14px;
    margin-left: 10px;
    position: absolute;
    right: -18px;
    top: 50%;
    margin-top: -7px;
}

.menue-item .btn-lang {
    margin: 30px;
    display: flex;
    align-items: center;
    height: 30px;
}

.menue-item .btn-lang span {
    height: 22px;
    line-height: 22px;
    font-size: 20px;
    font-family: PingFangSC-Regular;
    font-weight: 400;
    color: #fff;
}

.menue-item .btn-lang .flag {
    margin: 0 20px;
    width: 26px;
    height: 19px;
}

.menue-item .btn-lang .arrow {
    width: 18px;
    height: 18px;
}