.banner-box {
    width: 100%;
    height: 340px;
    position: relative;
}

.title-content {
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    flex-direction: row;
    justify-content: center;
}

.tip-content {
    width: 980px;
    height: 100%;
    display: flex;
    flex-direction: column;
    padding-top: 140px;
    box-sizing: border-box;
    color: #FFFFFF;
}

.top-tip {
    font-size: 16px;
    padding-left: 12px;
}

.bottom-tip {
    padding-left: 17px;
    margin-top: 14px;
    font-size: 40px;
    text-shadow: 0px 2px 4px rgba(0, 0, 0, 0.5);
}

.column {
    margin: auto;
    width: 980px;
    margin-top: 56px;
    margin-bottom: 100px;
}

.top-column {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
}

.item {
    height: 136px;
    background-color: #E1F2FF;
    color: #555555;
    width: 304px;
    text-align: center;
    line-height: 136px;
    margin-bottom: 18px;
}

.item-seleced {
    height: 136px;
    background-color: #E1F2FF;
    color: #555555;
    width: 304px;
    text-align: center;
    line-height: 136px;
    margin-bottom: 18px;
    border-radius: 4px;
    border: 1px solid #1766A1;
    box-sizing: border-box;
}

.margin {
    margin-left: 34px;
    margin-right: 34px;
}

.item:hover, .item-seleced {
    border-radius: 4px;
    border: 1px solid #1766A1;
    box-sizing: border-box;
    cursor: pointer;
}

.colum-content {
    margin-top: 103px;
}

.title1 {
    font-size: 20px;
    color: #333333;
    font-weight: 600;
}

.description1 {
    font-size: 20px;
    margin-top: 18px;
}

.text1 {
    font-size: 16px;
    margin-top: 30px;
    margin-bottom: 42px;
    text-align: justify;
}

.img1 {
    width: 100%;
}


.us-title{
    font-size: 20px;
    color: #999999;
}
.title2 {
    color: #333333;
    font-weight: 600;
}



.list {
    display: flex;
    flex-direction: column;
}

.list-item {
    display: flex;
    align-items: center;
    margin-top: 28px;
    font-size: 16px;
}

.li-img {
    width: 34px;
    height: 34px;

}

.li-text {
    margin-left: 12px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.li-description {
    font-weight: 600;
}

.bottom-text {
    font-size: 20px;
    display: flex;
    align-items: center;
    margin-top: 63px;
    margin-bottom: 75px;
}

.honor-content {
    display: flex;
    flex-wrap: wrap;
    /* justify-content: space-between; */
    margin-top: 60px;
}

.honor-item {
    width: 221px;
    margin-bottom: 28px;
}

.honor-item  img{
    width: 100%;
    height: 100%;
}

.honor-item:not(:nth-child(4n)){
     margin-right: 30px;
}

.environment-content {
    display: flex;
    flex-wrap: wrap;
    margin-top: 60px;
    justify-content: flex-start;
}

.environment-content:after {
    content: "";
    width: 28px;
}

.environment-item {
    width: 312px;
    /* background-color: orange; */
    height: 294px;
    margin-bottom: 28px;
    margin-right: 14px;
    display: flex;
    flex-direction: column;
    align-items: center;

}

.environment-img {
    width: 100%;
    height: 234px;
    background-color: gray;
}

.environment-title {
    margin-top: 18px;
}

.item-team {
    display: flex;
    flex-direction: column;
    /* align-items: center; */
}

.middle {
    display: flex;
    align-items: center;
    margin-bottom: 42px;
    margin-top: 60px;
}

.team-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-right: 42px;
    font-size: 18px;

}

.img-middle {
    width: 100%;
    margin-bottom: 42px;
    margin-top: 60px;
}

.img-middle2 {
    width: 80%;
    margin-bottom: 42px;
    margin-top: 60px;
    align-self: center;
}

.num {
    color: #1766A1;
    font-size: 40px;
}

.team-tip {
    display: flex;
}

.text-team {
    font-size: 16px;
    flex: 1;
}

.item-service {
    display: flex;
    flex-direction: column;
}

.contact-list {
    display: flex;
    flex-direction: column;
    font-size: 26px;
    font-weight: bold;
}

.contact-li {
    display: flex;
    align-items: center;
    margin-bottom: 24px;
}

.contact-t {
    margin-right: 10px;
}

#container {
    width: 100%;
    height: 551px;
    border: none;
    margin-bottom: 42px;
    margin-top: 60px;
    align-self: center;
}

.banner-box img {
    width: 100%;
    height: 100%;
}

.item-box-right {
    margin-left: 22px;
}

.item-box-right div:first-child {
    height: 25px;
    font-size: 18px;
    font-weight: 600;
    color: #333333;
    line-height: 25px;
    margin-top: 6px;
}

.item-box-right div:last-child {
    width: 194px;
    font-size: 14px;
    font-weight: 500;
    color: #555555;
    line-height: 20px;
    margin-top: 7px;
}

.conact-box {

    margin-bottom: 123px;
}

.conact-title {
    height: 33px;
    font-size: 24px;
    font-weight: 600;
    color: #2F2F2F;
    line-height: 33px;
    text-align: center;
}

.conact-content {
    padding-left: 411px;
    box-sizing: border-box;
}

.conact-left {
    width: 594px;
    height: 308px;
    background: #D8D8D8;
    border-radius: 6px;
    border: 1px solid #979797;
}

.conact-right {
    margin-left: 59px;
}

.conact-right-text img {
    width: 18px;
    height: 18px;
    margin-right: 9px;
}

.conact-right-text span:nth-child(2) {
    height: 21px;
    font-size: 15px;
    font-weight: 600;
    color: #999999;
    line-height: 21px;
}

.conact-right-text span:nth-child(3) {
    height: 21px;
    font-size: 15px;
    font-weight: 600;
    color: #2F2F2F;
    line-height: 21px;
}