body {
    margin: 0;
}

a {
    text-decoration: none;
    color: black;
}

::-webkit-scrollbar {
    width: 10px;
}

/* 设置滚动条轨道样式 */
::-webkit-scrollbar-track {
    background-color: #f5f5f5;
}

/* 设置滚动条滑块样式 */
::-webkit-scrollbar-thumb {
    background-color: #888;
    border-radius: 5px;

}


.buttons__burger {
    width: 18px;
    height: 18px;
    margin-bottom: 0;
    cursor: pointer;
    position: relative;
    display: block;
}

.buttons__burger #burger {
    display: none;
    width: 100%;
    height: 100%;
}

.buttons__burger span {
    --clr: #535353;
    display: block;
    position: absolute;
    width: 100%;
    border-radius: 1rem;
    border: 2px solid var(--clr);
    background-color: var(--clr);
    transition: .3s ease-in-out;
}

.buttons__burger span:nth-of-type(1) {
    top: 0;
    left: 0;
    transform-origin: left center;
}

.buttons__burger span:nth-of-type(2) {
    top: 50%;
    transform-origin: 50% 50%;
    transform: translateY(-50%);
}

.buttons__burger span:nth-of-type(3) {
    top: 100%;
    left: 0;
    transform-origin: left center;
    transform: translateY(-100%);
}


.buttons__burger #burger:checked~span:nth-of-type(1) {
    transform: translateY(-30%) translateX(10%) rotate(40deg);
    width: 40%;
    top: 50%;
}

.buttons__burger #burger:checked~span:nth-of-type(3) {
    transform: translateY(-70%) translateX(10%) rotate(-40deg);
    width: 40%;
    top: 50%;
}







.container {
    overflow: hidden;

}

.fixed {
    backdrop-filter: blur(10px);
    position: fixed;
    background: #ffffff8e;
    z-index: 999;
    border: none;
}

header {
    width: 100%;
    border-bottom: 1px solid #eeeeee;
}

.header {
    height: 60px !important;
    margin: 0 auto;
    width: 1140px;
    height: inherit;
    display: flex;
    align-items: center;
}

.header-row {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: inherit;
}

.header .logo {
    display: flex;
    /* width: 130px; */

}

.logo img {
    width: 120px;
}

.logo_text {
    font-size: 1rem;
    margin-left: 10px;
    line-height: 37px;
    color: #101010;
    font-weight: 500;
}

.menu {
    display: inline-flex;
    align-items: center;
}

.menu-item {
    padding: 0 25px 0 25px;
    font-size: 16px;
    color: #000;
    cursor: pointer;
    position: relative;
}

.active.menu-item::after {
    position: absolute;
    content: '';
    height: 3px;
    left: 23px;
    width: calc(100% - 46px);
    background-color: #194276;
    bottom: -10px;
}

.menu-item a {
    display: block;
}

.dropdown {
    display: flex;
    position: relative;
}


.dropdown>.iconfont {
    line-height: 21px;
    margin-left: 5px;
    font-size: 17px;
    transition: all .5s;
    display: block;
}

/* .dropdown:hover>.iconfont, */
.dropdown>.iconfont.active {
    transform: rotate(180deg);
}

.dropdown-menu li:hover {
    background-color: #dfdfdf;
    color: #fff;
}


.dropdown-menu {
    border-radius: 5px;
    transition: all 0.1s ease;
    box-shadow: 0 0 10px #cecece;
    position: absolute;
    left: 0;
    top: 25px;
    min-width: 120px;
    width: 100%;
    background-color: #fff;
    list-style: none;
    padding: 10px 0;
    display: none;
    /* height: 0; */
    z-index: 9;
}

.menu-item .dropdown-menu::before {
	content: "";
    /* display: block; */
    width: 0px;
    height: 0px;
    border-style: solid;
    border-width: 0 8px 8px;
    border-color: transparent transparent #ffffff transparent;
    position: absolute;
    top: -8px;
    left: 50%;
	z-index: 999;
    margin: 0 0 0 -8px;
}

.dropdown-menu li {
    line-height: 35px;
    padding: 0 20px;
    font-size: 16px;
}


.icon-button {
    display: none;
    margin-right: 20px;
    cursor: pointer;
}

.min-width {
    transition: all .3s;
    display: none;
    z-index: 999;
    background-color: #fffffffd;
    position: absolute;
    top: 0;
    left: 0;
    transform: translateX(-100%);
    height: 100vh;
    display: flex;
    min-width: 200px;
    flex-direction: column;
}

.header::after {
    position: absolute;
    z-index: 0;
    content: '';
    left: 0;
    top: 50px;
    width: 100vw;
    height: 100vh;
    background: #00000033;
    display: none;
}

.header.active::after {
    display: block;
}

@media screen and (max-width: 1140px) {
    .header {
        width: 100%;
    }
}


@media screen and (max-width: 970px) {
    .header {
        height: 50px !important;
        width: 100%;
        position: relative;
    }

    .fixed {
        background: #ffffff;
    }

    .header {
        justify-content: flex-end;
    }


    .header .logo {
        width: 100%;
        padding-left: 20px;
    }

    .menu.min-width {
        display: block;
    }

    .header-row {
        display: none;
    }

    .min-width .logo {
        padding: 9px 0;
        border-bottom: 1px solid #eee;
    }

    .min-width {
        display: block;
    }

    .dropdown {
        display: block;
    }

    .dropdown li {
        border-bottom: 1px solid #f7f7f7;
        line-height: 40px;
    }

    .dropdown-menu li:hover a {
        background-color: #194276;
        color: #fff;
    }    

    .dropdown span.iconfont {
        font-weight: 600;
        font-size: 20px;
    }

    .min-width.active {
        transform: translateX(0);
    }

    .menu-item {
        box-sizing: border-box;
        width: 100%;
        background-color: #ffffff;
        padding: 10px 50px 10px 25px;
        font-size: 16px;
        color: #000;
        cursor: pointer;
        border-bottom: 1px solid #f7f7f7;
    }

    .dropdown-menu{
        margin: 0;
        position: relative;
        top: 0;
        box-shadow: none;
    }

    .dropdown-menu li{
        padding-left: 35px;
    }

    .menu-item .dropdown-menu::before{
        display: none;
    }

    .menu-item:hover,
    .menu-item:hover>a,
    .menu-item.active,
    .menu-item.active>a,
    .dropdown-menu li:hover {
        background-color: #194276;
        color: #fff !important;
    }

    .icon-button {
        display: block;
    }
}



footer {
    background-color: #e8f5ff;
}

.footer_main {
    width: 1140px;
    margin: 0 auto;
    padding: 40px 0;
}

.footer_main {
    display: flex;
    gap: 50px;
    justify-content: space-around
}


.main_connection {
    display: flex;
    flex-direction: column;
    flex-wrap: wrap;
    gap: 15px 50px;
}

.connection_title {
    font-size: 17px;
    font-weight: 600;
    color: #1d1d1d;
}

.connection_item {
    color: #4d4d4d;
    display: flex;
    align-items: center;
    font-size: 16px;
}

.connection_item a {
    color: #4d4d4d;
    display: flex;
    align-items: center;
}

.connection_item .iconfont {
    font-size: 20px;
    margin-right: 5px;
    color: #022757;
}


.footer_bei {
    font-size: 15px;
    border-top: #cccccc 1px solid;
    text-align: center;
    padding: 15px 0;
}


@media screen and (max-width: 1140px) {
    .footer_main {
        width: 90%;
        margin: 0 auto;
        padding: 30px 0;
    }

    .footer_bei {
        font-size: 14px;
        border-top: #cccccc 1px solid;
        text-align: center;
        padding: 15px 10%;
    }


    .main_connection {
        display: flex;
        flex-direction: column;
        flex-wrap: wrap;
        min-width: 100px;
        gap: 15px 50px;
    }


}

@media screen and (max-width: 570px) {
    .footer_main {
        display: none;
    }

}