.lh_navbtn	{
	width: 30px;
    height: 20px;
    display: none;
    position: relative;
}
.lh_navbtn span {
	width: 30px;
    display: block;
    height: 2px;
    background: #147ac1;
    border-radius: 2px;
    position: absolute;
    left: 0;
    transition: all .2s linear;
}
.lh_navbtn span:nth-child(1) {
	top: 0;
}
.lh_navbtn span:nth-child(2) {
	top: 10px;
}
.lh_navbtn span:nth-child(3) {
	top: 20px;
}
.lh_navbtn span.no1 {
    transform: rotate(45deg);
    top: 10px;
}
.lh_navbtn span.no2 {
    visibility: hidden;
    opacity: 0;
}
.lh_navbtn span.no3 {
    transform: rotate(-45deg);
    top: 10px;
}
.lh_navbtn,
.huan_phoneshow{
    display: none;
}
@media (max-width:767px) {
    .lh_navbtn{
        display: block;
    }
    .huan_headertop,
    .huan_nav,
    .huan_tool{
        display: none;
    }
    #huan_header .huan_logo{
        width: auto;
        padding:10px 0;
        text-align: left;
        border: 0;
    }
    .huan_logo img{
        width:32vw;
    }
    #huan_header .huan_fixed{
        position: fixed;
        top: 0;
        left: 0;
        background: rgba(255,255,255,1);
        width: 100%;
        height: 100%;
    }
    #huan_header .huan_fixed .huan_nav{
        display: block;
        position: absolute;
        top: 25vw;
        left: 0;
    }
    #huan_header .huan_fixed .huan_nav ul{
        display: block;
    }
    #huan_header .huan_fixed .huan_nav ul li{
        width: 100%;
    }
    #huan_header{
        height: 45px;
    }
    .huan_headercon .huan_nav ul li a {
        text-align: center;
        display: block;
    }
    #huan_header .huan_fixed .lh_navbtn{
        
        position: absolute;
        right: 3vw;
        top: 4vw;
    }
    #huan_header .huan_fixed .huan_logo{
        width: 100%;
        padding:10vw 0;
        text-align: center;
    }
    #huan_header .huan_fixed .huan_logo img{
        width: 40vw;
    }
    .huan_phoneshow{
        display: block;
        text-align: center;
        margin-top: 8vw;
    }
    #huan_header .huan_fixed .huan_lanuage .huan_vertical{
        background: #aaaaaa;
    }
}