a {
    text-decoration: none;
    color: #000;
}
a:hover{
    text-decoration: none;
}
.none{
    display: none;
}
header{
    background: rgba(26,105,167,.85);
    position: fixed;
    top: 0;
    left: 0;
    z-index: 999;
    width: 100%;
    color: #ffffff;
    font-size: 18px;
    cursor: pointer;
    display: flex;
    padding: 0 100px;
    justify-content: space-between;
}
header .logo{
    display: flex;
    align-items: center;
}
header .logo img{
    height: 50px;
}
.navbar-inverse{
    background-color: transparent!important;
    border-width: 0 0 0;
    margin-bottom: 0;
}
.navbar-inverse .navbar-nav>li>a{
    color: #ffffff!important;
    height: 80px;
    line-height: 80px;
    padding: 0 24px;
}
.navbar-inverse .navbar-nav>li>a span{
    display: block;
    border-bottom: 5px solid transparent;
    box-sizing: border-box;
    height: 100%;
}
.navbar-inverse .navbar-collapse, .navbar-inverse .navbar-form {
    border-color: transparent;
}
.navbar-toggle{
    float: left;
}
.navbar-inverse .navbar-toggle{
    border: none;
}
/************导航****************/
.navbar-nav li.present>a span{
    border-bottom: 5px solid #fff;
}
.upModal{
    position: absolute;
    top: 80px;
    left: 50%;
    width: 100%;
    transform: translate(-50%,0);
    background: rgba(26,105,167,.8);
}
.upModal .menu .menuList{
    padding: 15px 0;
}
.menuList a{
    display: block;
    color: rgba(255,255,255,.7);
    line-height: 42px;
    cursor: pointer;
    font-size: 16px;
    text-align: center;
}
@media (max-width: 1350px) {
    header{
        padding: 0 50px;
        font-size: 16px;
    }
}
@media (max-width: 992px) {
    header{
        padding: 0 20px;
    }
    .navbar-inverse .navbar-nav>li>a{
        padding: 0 15px;
    }
    header .logo img {
        height: 45px;
    }
}
@media (max-width: 768px) {
    header{
        height: 50px;
        display: block;
        padding: 0;
    }
    header .logo{
        display: none;
    }
    .navbar-nav li.present a{
        border-bottom: transparent;
    }
    .navbar-inverse .navbar-toggle:focus, .navbar-inverse .navbar-toggle:hover {
        background-color: transparent;
    }
    .navbar-collapse{
        background: rgba(26,105,167,.6);
    }
    .upModal{
        position: static;
        transform: translate(0,0);
    }
    .menuList{
        display: block;
    }
    .menuList a{
        font-size: 14px;
    }
    .navbar-inverse .navbar-nav>li>a{
        height: 50px;
        line-height: 50px;
        font-size: 14px;
    }
    .navbar-nav li.present{
        border-bottom: none;
    }
    main{
        padding-top: 50px;
    }
}