@media only screen and (min-width: 320px){
    .navHeaderBox{
        display: none;
    }
}
@media only screen and (min-width: 1024px){
    .navHeaderBox{
        width:100%;
        min-height:60px;
        display:flex;
        justify-content: space-between;  
        background-color:#66ffcd;
        /* background-image: url('../image/navbg.png');
        background-size:cover;
        background-repeat: no-repeat; */
        position:fixed;
        top:0;
        z-index:1000;
    }   
    .navHeaderBox .logoBox>img{
        height:26px;
        margin:17px 20px;
        display: block;
    }
    .navHeaderBox .navBox{
        display:flex;
    }
    .navHeaderBox .navBox>a{
        color:#000;
        font-size:16px;
        line-height:60px;
        margin-right:20px;
    }
    .navHeaderBox .navBox>.active_a{
        color:#ff672d;
        font-weight:bold;
    }
    .navHeaderBox .navBox .signUpNow{
        background-color:#ff672d;
        color:#fff;
        max-height:40px;
        line-height:40px;
        text-align: center;
        padding:0 10px;
        margin-top:5px;
        
    }
}