.header {
    position: relative;
    z-index: 999;
    padding-top: 20px;
    padding-bottom: 20px;
    width: 100%;
    background-color: #1690e2;
    zoom: 1;
}

    .header .container {
        margin: 0 auto;
        width: 1140px;
    }

    .header .logo {
        float: left;
    }

        .header .logo img {
            vertical-align: middle;
            max-width: 100%;
            height: auto;
            border: 0;
        }

    .header .nav {
        margin-left: 20px;
        float: left;
    }

        .header .nav li {
            position: relative;
            float: left;
            display: block;
            width: 70px;
            text-align: center;
            zoom: 1;
        }

            .header .nav li a {
                position: relative;
                z-index: 99999;
                display: block;
                width: 100%;
                height: 60px;
                font-size: 16px;
                line-height: 60px;
                text-align: center;
                text-decoration: none;
                background: 0 0;
                zoom: 1;
                color: #fff;
            }

                .header .nav li a:hover {
                    text-decoration: none;
                }

                .header .nav li a.dropdown {
                    margin-left: 25px;
                    text-align: left;
                    background-color: transparent;
                }

            .header .nav li li {
                float: none;
                display: block;
            }

                .header .nav li li a {
                    width: auto;
                    height: 30px;
                    line-height: 30px;
                }

            .header .nav li.open a.dropdown {
                position: relative;
                color: #007aff;
            }

        .header .nav .dropdown-menu {
            top: 5px;
            left: -5px;
            padding: 54px 5px 10px;
            *padding: 54px 0 10px;
            width: 80px;
            min-width: auto;
        }

            .header .nav .dropdown-menu:after,
            .header .nav .dropdown-menu:before {
                display: none;
            }

            .header .nav .dropdown-menu li {
                width: 68px;
            }

                .header .nav .dropdown-menu li a {
                    display: block;
                    line-height: 30px;
                    font-size: 12px;
                    text-align: center;
                    text-decoration: none;
                    color: #000;
                }

                    .header .nav .dropdown-menu li a:hover {
                        color: #fff !important;
                        background-color: #007aff;
                    }

            .header .nav .dropdown-menu .dropdown-menu {
                top: 5px;
                left: -5px;
                padding: 34px 5px 10px;
                *padding: 34px 0 10px;
                width: 80px;
                min-width: auto;
            }

                .header .nav .dropdown-menu .dropdown-menu:after,
                .header .nav .dropdown-menu .dropdown-menu:before {
                    display: none;
                }

                .header .nav .dropdown-menu .dropdown-menu li {
                    width: 68px;
                }

                    .header .nav .dropdown-menu .dropdown-menu li a {
                        display: block;
                        line-height: 30px;
                        font-size: 12px;
                        text-align: center;
                        text-decoration: none;
                    }

                        .header .nav .dropdown-menu .dropdown-menu li a:hover {
                            color: #fff !important;
                            background-color: #007aff;
                        }