.sidenav {
    width: 81px;
    position: fixed;
    z-index: 100;
    bottom: 80px;
    right: 2px;
    background: #C4261D;
    background: rgba(100,100,100,0.6);
}

.navicon {
    height: 30px;
    width: 30px;
    margin: 0 12px;
    background-image: url("../images/sidebar-icons.png");
    background-size: 300px;
    background-repeat: no-repeat;
    display: block;
}

.onlineicon {
    background-position: -27px -92px;
}

.producticon {
    background-position: -105px -92px;
}

.contacticon {
    background-position: -179px -92px;
}

.publicicon {
    height: 36px;
    width: 36px;
    margin: 0 8px;
    background-image: url("../images/soonfor-servicewx.jpg");
    background-size: 58px;
    background-repeat: no-repeat;
    background-position: -11px -11px;
    display: block;
}

.serviceweixinicon {
    height: 36px;
    width: 36px;
    margin: 0 8px;
    background-image: url("../images/soonfor-wx.jpg");
    background-size: 58px;
    background-repeat: no-repeat;
    background-position: -11px -11px;
    display: block;
}

.sidenav a:not(.tel) {
    padding: 12px 0px 5px 14px;
    text-decoration: none;
    font-size: 14px;
    color: #FCFCFC;
    display: block;
    line-height: 30px;
}

    .sidenav a:not(.tel):hover {
        background-color: #E60000;
    }

@media screen and (max-height: 450px) {
    .sidenav a {
        font-size: 12px;
    }
}

.wxpublic {
    height: 160px;
    /* 隐去宽度 */
    width: 0px;
    position: absolute;
    bottom: 1px;
    border-radius: 10px;
    right: 100px;
    background-image: url("../images/soonfor-servicewx.jpg");
    background-position: 4px 4px;
    background-size: 128px;
    background-repeat: no-repeat;
    background-color: #C4261D;
    /* 收回的时候快一点 */
    transition: width 300ms;
}

.wxtext {
    visibility: visible;
    position: absolute;
    width: 0px;
    text-align: center;
    font-size: 14px;
    color: #FCFCFC;
    right: 100px;
    margin-top: 55px;
    transition: width 300ms;
}

/* 交集选择器，所以父子关系的div盒子才可以 */
#weixin:hover .wxpublic {
    /* 将transition写在;hover中，很是巧妙 */
    /* 伸展的时候慢一点 */
    width: 136px;
    transition: width 300ms;
}

/* 交集选择器，所以父子关系的div盒子才可以 */
#weixin:hover .wxtext {
    /* 将transition写在;hover中，很是巧妙 */
    /* 伸展的时候慢一点 */
    width: 136px;
    visibility: visible;
    transition: width 300ms;
}



.servicewxpublic {
    height: 160px;
    /* 隐去宽度 */
    width: 0px;
    position: absolute;
    bottom: 1px;
    border-radius: 10px;
    right: 100px;
    background-image: url("../images/soonfor-wx.jpg");
    background-position: 4px 4px;
    background-size: 128px;
    background-repeat: no-repeat;
    background-color: #C4261D;
    /* 收回的时候快一点 */
    transition: width 300ms;
}

.servicewxtext {
    visibility: hidden;
    position: absolute;
    width: 0px;
    text-align: center;
    font-size: 14px;
    color: #FCFCFC;
    right: 100px;
    margin-top: -27px;
    transition: width 300ms;
}

/* 交集选择器，所以父子关系的div盒子才可以 */
#serviceweixin:hover .servicewxpublic {
    /* 将transition写在;hover中，很是巧妙 */
    /* 伸展的时候慢一点 */
    width: 136px;
    transition: width 300ms;
}

/* 交集选择器，所以父子关系的div盒子才可以 */
#serviceweixin:hover .servicewxtext {
    /* 将transition写在;hover中，很是巧妙 */
    /* 伸展的时候慢一点 */
    width: 136px;
    visibility: visible;
    transition: width 300ms;
}


#contactusx {
    position: absolute;
    top: 5px;
    height: 218px;
    width: 0px;
    right: 100px;
    display: block;
    transition: all 300ms;
}

#contactusm:hover #contactusx {
    width: 385px;
    transition: all 300ms;
}
#contactusx,
#contactusx * {
    overflow:hidden;
}

#contactmain_back {
    position:absolute;
    bottom:0;
    background-color:#da554b;
    width:100%;
    height:54px;
    border-top-left-radius:6px;
    border-top-right-radius:6px;
    z-index:0;
}

.contactmain {
    height: 75px;
    background-image: url("../images/sidebar-icons.png");
    background-position: -35px -14px;
    background-size: 400px;
    background-repeat: no-repeat;
    /* 收回的时候快一点 */

    text-align:left;
    position:relative;
}

    .contactmain .contactavator {
        height: 60px;
        width: 60px;
        margin-top: 1px;
        margin-left: 27px;
        background-image: url("../images/sidebar-icons.png");
        background-position: -312px -110px;
        background-size: 400px;
        background-repeat: no-repeat;
        display: inline-block;
        position:relative;
    }

    .contactmain .contacttitle {
        clear: both;
        margin-top: 36px;
        margin-right: 30px;
        font-size:16px;
        color: #FCFCFC;
        float: right;
        position:relative;
    }

.contactitem {
    height: 140px;
    font-weight:600;
    background-color: #FFF;
    border-top: 1px solid #FFF;
    border-bottom-right-radius: 13px;
    border-bottom-left-radius: 13px;
    /* 收回的时候快一点 */
    border: 0.5px solid #da554b;
    padding-top:8px;
}

    .contactitem .itemtitle {
        margin-top: 10px;
        margin-left: 20px;
        float: left;
    }

    .contactitem .itemtel {
        margin-top: 10px;
        margin-left: 20px;
        float: left;
        text-align:left;
    }

    .contactitem p {
        line-height:15px;
    }

.itemtel a.tel {
    color: #C4261D;
    font-weight: 700;
}

/*#newBridge {
    display:none;
}*/



/*@media screen and (max-width: 640px) {
    .sidenav {
        position:fixed;
        bottom:0;
        left:0;
        right:0;
        width:100%;
        background: rgba(100,100,100,0.8);
    }
    
    .sidenav > div {
        display:inline-block;
        width:24%;
        text-align:center;
    }
    
    .sidenav > div > a {
        padding-left:0;
    }
    
    .sidenav .navicon, .sidenav .publicicon {
        display:none;
    }

    .laster {
        margin-bottom:47px;
    }

    .wxpublic, .wxtext {
        bottom:52px;
        right:5px;
    }

    #contactusx {
        top:auto;
        bottom:52px;
        right:5px;
    }
}

@media screen and (max-width: 365px) {
    #contactusm:hover #contactusx {
        width:235px;
    }
    .contactmain .contacttitle {
        margin-right: 10px;
        width: 120px;
        margin-top: 24px;
        text-align: right;
        clear: right;
    }
    .contactitem .itemtitle {
        display:none;
    }
}

@media screen and (max-width: 340px) {
    .sidenav > div {
        width:23%;
    }
    .sidenav > div > a {
        font-size:12px;
    }
}*/



@media screen and (max-width: 400px) {
    .sidenav {
        display:none;
    }
}