.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 90px;
    z-index: 800;
    display: flex;
    align-items: center;
    flex-flow: row nowrap;
    justify-content: space-between;
    background-color: #ffffff
        /*!important*/
    ;
}

.header .logo {
    margin-left: 5%;
}

.header .menus {
    width: 40%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header .menus>a {
    display: inline-block;
    color: #ffffff;
    font-size: 18px;
    font-weight: bold;
    color: #333333;
}

.header .menus>a:hover {
    color: #1eaab1;
}

.header .rightpart {
    /* width: 10%; */
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-right: 4%;
    gap: 1rem;
}

.header .rightpart span {
    color: #4c4c4c;
    font-size: .9rem;
}

.to-ess-website a {
    position: relative;
    display: flex;
    align-items: center;
    padding: 7px 18px;
    border: 1px solid #c1c1c1;
    border-radius: 1000000px;
}

.to-ess-website a:hover {
    background-color: #c1c1c120;
}

.to-ess-website a .ess-logo {
    width: 70px;
}

.header .rightpart a .ess-logo img {
    margin-right: 0;
}

.to-ess-website a::after {
    content: '';
    width: 8px;
    height: 8px;
    border: 1px solid #666;
    border-left: none;
    border-top: none;
    transform: rotate(-45deg);
    -webkit-transform: rotate(-45deg);
    display: inline-block;
    vertical-align: middle;
    margin-left: 5px;
}

/* .header .rightpart a img {
    margin-right: .4rem;
} */

@media (max-width: 1800px) {
    .topmenus .item {
        font-size: 14px;
    }
}

@media (max-width: 1650px) {
    .topmenus .item {
        padding: 0 1vw;
    }
}

@media (max-width: 1440px) {

    /* .header .rightpart {
        width: 180px;
    } */

    .topmenus .item {
        font-size: 12px;
    }

    .topmenus .item {
        padding-left: 0.75vw;
        padding-right: 0.75vw;
    }
}

@media (max-width: 1280px) {
    .topmenus .item {
        font-size: 12px;
    }

    .topmenus .item {
        padding-left: 0.4vw;
        padding-right: 0.4vw;
    }

    .to-ess-website a .ess-logo {
        width: 40px;
    }
}

@media (max-width: 960px) {
    .to-ess-website {
        display: none;
    }
}

@media (max-width: 768px) {

    .header .rightpart {
        width: 40%;
    }

    .header {
        height: 55px;
    }

    .header .menus {
        display: none;
    }

    .logo img {
        width: 60%;
    }

}<!--ºÄʱ1789286434.5079Ãë-->