.container {
    width: 1170px;
    margin: 0 auto;
    overflow: hidden;
}

.nav {
    border-bottom: 1px solid #f9f9f9;
    background: #fff;
}

.nav ul {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav ul li {
    height: 80px;
    line-height: 80px;
    white-space: nowrap;
    position: relative;
}

.nav ul li a {
    font-weight: bold;
    font-size: 18px;
    color: #666666;
    display: block;
}

.nav ul li.active a {
    color: #005E9A;
}

.nav ul li.active a::after {
    content: '';
    width: 100%;
    height: 2px;
    background: #005E9A;
    position: absolute;
    bottom: 0;
    left: 0;
}



.item {
    width: 100%;
    box-sizing: border-box;
    overflow: hidden;
}

.item h2 {
    font-weight: bold;
    font-size: 24px;
    color: #333333;
    margin-bottom: 40px;
}

.item h2::before {
    content: '';
    width: 16px;
    height: 16px;
    display: inline-block;
    box-shadow: 0px 1px 3px 0px rgba(3, 81, 131, 0.66);
    border: 2px solid #005E9A;
    margin-right: 12px;
}

.item01,
.item02,
.item03,
.item04,
.item05 {
    padding: 50px 0px;
    box-sizing: border-box;
}

.item01 {
    background: #f9f9f9;
    overflow: hidden;
}

.item01 ul {
    display: flex;
    flex-wrap: wrap;
}

.item01 ul li {
    flex: 1 0 calc(33.33% - 20px);
    font-weight: 400;
    font-size: 14px;
    color: #333333;
    text-align: center;
    margin-bottom: 50px;
    position: relative;
}

.item01 ul li i {
    width: 60px;
    height: 60px;
    display: block;
    margin: 0 auto 20px;
}

.item01 ul li h3 {
    font-weight: bold;
    font-size: 20px;
    color: #005E9A;
    margin-bottom: 15px;
}

.item01 ul li p {
    font-weight: 400;
    font-size: 14px;
    color: #333333;
    line-height: 26px;
}

.item01 ul li p span {
    display: block;
}

.item01 ul li::after {
    content: '';
    width: 1px;
    height: 66px;
    background: #999;
    position: absolute;
    right: 0;
    top: 60px;
}

.item01 ul li:nth-child(3n)::after {
    display: none;
}


.item01 ul li:nth-child(1) i {
    background: url(./cico01.png) no-repeat center;
    background-size: contain;
}

.item01 ul li:nth-child(2) i {
    background: url(./cico02.png) no-repeat center;
    background-size: contain;
}

.item01 ul li:nth-child(3) i {
    background: url(./cico03.png) no-repeat center;
    background-size: contain;
}

.item01 ul li:nth-child(4) i {
    background: url(./cico04.png) no-repeat center;
    background-size: contain;
}

.item01 ul li:nth-child(5) i {
    background: url(./cico05.png) no-repeat center;
    background-size: contain;
}

.item01 ul li:nth-child(6) i {
    background: url(./cico06.png) no-repeat center;
    background-size: contain;
}





.item02 .container {
    display: flex;
    gap: 40px;
}

.item02 .side {
    display: flex;
    flex-direction: column;
    justify-content: center;
    font-weight: bold;
    font-size: 20px;
    color: #333333;
    line-height: 47px;
}

.item02 .side p {
    text-align: left;
    position: relative;
    padding-left: 35px;
    box-sizing: border-box;
}

.item02 .side p::before {
    content: '';
    width: 16px;
    height: 16px;
    display: block;
    box-shadow: 0px 1px 3px 0px rgba(3, 81, 131, 0.66);
    border: 2px solid #005E9A;
    margin-right: 12px;
    position: absolute;
    top: 14px;
    left: 0;
}

.item02 .side p span {
    font-weight: bold;
    font-size: 30px;
    color: #005E9A;
}




.item03 {
    background: #f9f9f9;
}

.item03 h3 {
    font-weight: bold;
    font-size: 30px;
    color: #005E9A;
    margin: 0 auto 40px;
    text-align: center;
}

.item03 h4 {
    font-weight: 400;
    font-size: 20px;
    color: #333333;
    margin-bottom: 20px;
}


.item03 ul {
    width: 100%;
    background: #FFFFFF;
    box-shadow: 0px 1px 3px 0px rgba(0, 0, 0, 0.17);
    overflow: hidden;
    margin-bottom: 30px;
}

.item03 ul li {
    width: 82.57px;
    height: 54px;
    float: left;
    display: flex;
    align-items: center;
    justify-content: center;
    border-right: 1px solid #e5e5e5;
    border-bottom: 1px solid #e5e5e5;
}



.item04 .container {
    height: 608px;
    background: url(./map2.png);
    position: relative;
}

.item04 .container li h3 {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    border: 3px solid #005E9A;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #005E9A;
    cursor: pointer;
}

.item04 .container>ul>li:nth-child(1) {
    position: absolute;
    top: 85px;
    left: 188px;
}

.item04 .container>ul>li:nth-child(2) {
    position: absolute;
    top: 240px;
    left: 152px;
}

.item04 .container>ul>li:nth-child(3) {
    position: absolute;
    top: 129px;
    left: 897px;
}

.item04 .container>ul>li:nth-child(4) {
    position: absolute;
    top: 350px;
    left: 1020px;
}


.item04 .container li:hover .menu {
    display: block;
}


.item04 .container .menu {
    width: 382px;
    height: 350px;
    background: #FFFFFF;
    border-radius: 15px;
    padding: 20px;
    box-sizing: border-box;
    display: none;
    position: absolute;
    top: 30px;
    left: 30px;
    z-index: 99;
}

.item04 .container>ul>li:nth-child(2) .menu {
    top: -30px;
}

.item04 .container>ul>li:nth-child(3) .menu {
    left: -350px;
    top: 30px;
}

.item04 .container>ul>li:nth-child(4) .menu {
    left: -350px;
    top: -130px;
}


.item04 .container .menu h4 {
    font-weight: bold;
    font-size: 16px;
    color: #005E9A;
    border-bottom: 1px solid #005E9A;
    margin-bottom: 10px;
    line-height: 30px;
}

.item04 .container .menu li {
    font-weight: 400;
    font-size: 16px;
    color: #333333;
    margin-bottom: 10px;
}

.item04 .container .menu li img {
    width: 26px;
    height: 26px;
    display: inline-block;
    margin-right: 10px;
    position: relative;
    top: 7px;
}



.item05 {
    background: #f9f9f9;
}

.item05 ul {
    display: flex;
    flex-wrap: wrap;
    gap: 25px;
}

.item05 ul li {
    width: 370px;
    height: 210px;
    position: relative;
}

.item05 ul li img {
    width: 100%;
    height: 100%;
}

.item05 ul li p {
    width: 100%;
    height: 42px;
    line-height: 42px;
    font-weight: 400;
    font-size: 16px;
    color: #FFFFFF;
    background: rgba(0, 0, 0, .6);
    position: absolute;
    bottom: 0;
    left: 0;
    text-align: center;
}