body{
    padding-top:56px;
}
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 80000;
    box-sizing: border-box;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    -ms-box-sizing: border-box;
    -o-box-sizing: border-box;
    font-size: 0;
    background-color: #490c63;
}

.header .logo {
    display: inline-block;
    vertical-align: middle;
}

.header .logo img {
    display: block;
    height: 50px
}

.header .mainnav {
    position: absolute;
    top: 50%;
    right: 100px;
    transform: translateY(-50%);
    font-size: 16px;
}

.topnav {
    display: inline-block;
    vertical-align: middle
}

.topnav>li {
    display: inline-block;
    vertical-align: middle;
    position: relative
}

.topnav>li>a {
    display: block;
    font-size: 1em;
    letter-spacing: 0;
    color: #ffffff;
    font-weight: 500;
    line-height: 50px;
    padding: 0 10px;
    position: relative;
    z-index: 200;
    transition: all .3s;
}

.topnav>li>a .subItem {
    display: inline-block;
    transition: all .3s;
}

.sideBarNav {
    position: absolute;
    top: 50%;
    right: 100px;
    transform: translateY(-50%);
    display: none;
    z-index: 80000;
    font-size: 16px;
}

.sideBarNav .icon-menu {
    width: 2em;
    cursor: pointer;
}

.header>.mainnav.mMenuNav {
    display: block;
    position: fixed;
    top: 56px;
    right: 0;
    bottom: 0;
    left: 0;
    width: 100vw;
    height: 100%;
    background-color: #490c63;
    margin-left: 0;
    z-index: 60000;
    opacity: 0;
    visibility: hidden;
    transform: translate(100%, 0) scale(0, 1);
    transform-origin: right center;
    -webkit-transform-origin: right center;
    -moz-transform-origin: right center;
    transition: all 0.6s cubic-bezier(0.250, 0.460, 0.450, 0.940);
    overflow: hidden;
}

.header>.mMenuNav.open {
    opacity: 1;
    visibility: visible;
    transform: translate(0, 0) scale(1, 1);
}

@media only screen and (max-width: 1680px) {
    .header .mainnav {
        right: 4.55729vw;
        display: block;
    }

    .header>.mMenuNav {
        display: none;
    }

    .sideBarNav {
        display: none;
        right: 4.55729vw;
    }

    .topnav>li>a {
        font-size: .875em
    }
}

@media only screen and (max-width: 1440px) {
    .header .mainnav {
        right: 5.20833vw;
        display: block;
    }

    .header>.mMenuNav {
        display: none;
    }

    .sideBarNav {
        display: none;
        right: 5.20833vw;
    }

    .topnav>li>a {
        font-size: .875em
    }
}

@media only screen and (max-width: 1024px) {
    .header .mainnav {
        right: 7.11111vw;
        display: none;
    }

    .sideBarNav {
        display: block;
        right: 7.11111vw;
    }

    .topnav {
        display: block;
        padding-left: 7.11111vw;
        padding-right: 7.11111vw;
    }

    .topnav>li {
        display: block;
    }

    .topnav>li>a {
        line-height: normal;
        font-size: 2.31111vw;
        padding: 2.66667vw 0;
    }

    .topnav>li>a .subItem {
        font-size: 3vw
    }
}

@media only screen and (max-width: 768px) {
    .header .mainnav {
        right: 5.33333vw;
        display: none;
    }

    .sideBarNav {
        display: block;
        right: 5.33333vw;
    }

    .topnav {
        display: block;
        padding-left: 5.33333vw;
        padding-right: 5.33333vw;
    }

    .topnav>li {
        display: block;
    }

    .topnav>li>a {
        line-height: normal;
        font-size: 3.46667vw;
        padding: 2.66667vw 0;
    }

    .topnav>li>a .subItem {
        font-size: 4vw
    }
}

.header-footer {
    display: flex;
    justify-content: space-between;
}

.header-footer li {
    flex: 1;
    height: 6px;
    line-height: normal;
    background-color: #72d1eb;
}

.header-footer li:nth-child(2) {
    background-color: #2383ad;
}

.header-footer li:nth-child(3) {
    background-color: #103765;
}

.header-footer li:nth-child(4) {
    background-color: #4b0c66;
}

.header-footer li:nth-child(5) {
    background-color: #d51a67;
}

.header-footer li:nth-child(6) {
    background-color: #fa6b0b;
}

.header-footer li:nth-child(7) {
    background-color: #fbe301;
}

.header-footer li:nth-child(8) {
    background-color: #89e2d1;
}