.full-nav{
    display: none;
}
.header-bg{
    background-color: #fff;
    box-shadow: 0 0px 10px #ccc;
    transition: 0.2s;
}
header{
    width: 100%;
    height: 100px;
    position: fixed;
    z-index: 10000;
    border-bottom: 1px solid #fff;
    box-sizing: border-box;
}
.header_wrap{
    max-width: 1440px;
    height: 100%;
    margin: auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.header_wrap>ul{
    display: flex;
    align-items: center;
    gap: 50px;
    height: 100%;
}
.header_wrap>a{
    display: block;
    width: 230px;
    height: 100px;
    background-image: url(../img/logo01-w.png);
    background-position: center;
    background-size: contain;
    background-repeat: no-repeat;
}
.full_header_wrap>a{
    display: block;
    width: 180px;
    height: 100px;
    background-image: url(../img/logo01-w.png);
    background-position: center;
    background-size: contain;
    background-repeat: no-repeat;
}
.header_wrap a{
    color: #fff;
}
.header_wrap ul li {
    height: 100%;
}
.header_wrap>ul>li>a{
    display: block;
    height: 100%;
    line-height: 100px;
    padding: 0 40px;
}
.header_wrap>ul>li{
    position: relative;
}
.sub-nav{
    width: 100%;
    text-align: center;
    background-color: #3c7583;
    position: absolute;
    top: 101%;
    left: 0;
    display: none;
}
.sub-nav li a{
    display: block;
    width: 100%;
    height: 50px;
    line-height: 50px;
    text-align: center;
    font-size: 14px;
    transition: 0.2s;
}
.sub-nav li a:hover{
    background-color: #2a5f6d;
}
@media screen and (max-width:1440px) {
    .header_wrap{
        max-width: 1280px;
    }
    .header_wrap>ul>li>a{
        padding: 0 30px;
    }
}
@media screen and (max-width:1280px) {
    .header_wrap{
        max-width: 1024px;
    }
    .header-bg-m{
        background-color: #fff;
    }
}
@media screen and (max-width:1280px) {
    .header_wrap{
        max-width: 100%;
        padding: 0 20px;
        box-sizing: border-box;
    }
    .full-nav{
        display: block;
        /* position: relative; */
    }
    .nav{
        display: none;
    }
    header{
        height: 80px;
        display: flex;
        justify-content: center;
        align-items: center;
    }
    .full_header_wrap{
        width: 90%;
        height: 100%;
        margin: auto;
        color: #fff;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    .full_header_wrap>a{
        font-size: 1.5rem;
    }
    .ham,.close{
        font-size: 1.8rem;
        cursor: pointer;
    }
    .full-nav-wrap{
        position: absolute;
        top: 80px;
        background-color: #658f99;
        width: 100%;
        height: 100vh;
        display: none;
    }
    .full-nav-wrap>ul{
        width: 90%;
        margin: auto;
        margin-top: 100px;
    }
    .full-nav-wrap ul li a{
        display: block;
        padding: 1.5rem 0.5rem;
        transition: 0.2s;
        text-align: center;
        color: #fff;
        font-size: 16px;
    }
    /* .full-nav-wrap ul li a:hover{
        background-color: #3c7583;
    } */
    .close{
        display: none;
    }
    .full-sub-nav{
        background-color: #237083;
        display: none;
    }
}
@media screen and (max-width:860px) {

}