body {
    padding-top: 70px;
}

header {
    z-index: 100;
    width: 100%;
    position: fixed;
    top: 0px;
    left: 0px;
    background-color: rgba(25, 147, 255, 0.85);
}
header .container {
    position: relative;
    height: 70px;
}
header img {
    width: 186px;
    height: 73px;
}
header .navbar {
    float: right;
    margin: 9px 0 0 0;
    position: static;
}
header .nav a {
    font-weight: bold;
    font-size: 16px;
    color: #fff;
}
header .nav li.active a {
    color: #000;
}
header .nav li a:hover {
    background: none;
}
header .nav li a:focus {
    background: none;
}
.nav-box {
    overflow: hidden;
}



footer {
    width: 100%;
    background-color: #333;
    padding: 15px 0;
}
footer p {
    text-align: center;
    color: #bbb;
    margin-bottom: 0px;
    font-size: 14px;
    font-weight: normal;
}


/* 移动端 */
@media (max-width: 768px) {
    body {
        padding-top: 70px;
    }
    header {
        background-color: rgba(25, 147, 255, 0.85);
    }
    header img {
        width: 153px;
        height: 60px;
        margin: 5px 0 0 0;
    }
    header .nav a {
        padding: 10px 0px 10px 20px;
    }
    .navbar-toggle {
        margin-right: 0px;
    }
    .navbar-toggle span {
        background-color: #fff;
    }
    .nav-box {
        z-index: 100;
        /* height: 160px !important; */
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        background-color: #a5d9ff;
        height: 0px;
        transition: all .5s;
    }
    .navAni {
        height: 200px;
        transition: all .5s;
    }
    .navbar-nav {
        margin: 0;
    }
}

/* PC端 */
@media (min-width: 768px) {
    header img {
        margin: 0 0 0 96px;
    }
    header .nav li a:hover {
        color: #000;
    }
    .vixible-xs {
    display:none;
    }
}