.sm-nav{
    padding: 10px 5px;
    width: auto;
    min-width: 110px;
}
.lg-nav li a{
    white-space: nowrap;
}
.lg-nav li:nth-of-type(2) .sm-nav{
    left: -4px;
}
.lg-nav li:nth-of-type(3) .sm-nav{
    left: -65px;
}
.lg-nav li:nth-of-type(4) .sm-nav{
    left: -28px;
}
.about-desc-en{
    max-height: 265px;
    overflow: hidden;
}
.about-desc .more{
    bottom: 5px;
}
.index-pro-desc {
    padding-top: 45px;
    width: 100px;
}
.copyright .site-map{
    right: 50px;
}
.yiweilist ul li a span{
    padding: 0;
}
@media screen and (max-width: 1440px){
    .foot ul li {
        margin-right: 27px;
    }
}

@media screen and (max-width: 768px){
    .phone-display ul li a{
        font-size: .7rem !important;
    }
}