.top {
    width: 100%;
    height: 100px;
    box-sizing: border-box;
    background: #fff;
    position: relative;
    display: flex;
    justify-content: center;
    border-bottom: 2px solid #B61D22;
    /* z-index: 99; */
}

.header {
    width: calc(100% - 520px);
    min-width: 1200px;
    /* position: relative; */
}

.top .logo {
    box-sizing: border-box;
    height: 100%;
    width: 380px;
    padding-left: 50px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    float: left;
    background: url(.././img/logotop.png) center no-repeat;
    background-position: 0px;
}

.logo-top {
    font-size: 27px;
    color: #333;
    text-align: left;
    margin-top: 10px;
}

.logo-bottom {
    font-size: 13px;
    color: #333;
    text-align: left;
}

.top-option {
    height: 100%;
    width: calc(100% - 580px);
    display: flex;
    align-items: center;
    color: #333;
    font-size: 16px;
    justify-content: space-evenly;
    float: left;
}

.top-option .option-active {
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    /* line-height: 100px; */
    /* position: relative; */
    cursor: pointer;
}

.top-option > .optionHover {
    color: #B61D22;
}

.top-option > .option-active:hover .option-info {
    height: 180px;
}

/* .top-option > .option-active:hover .option-top {
    left: calc(15% + 322px + (70% - 1008px)/8);
} */
.option-top {
    content: '';
    position: absolute;
    border-bottom: 10px solid #B61D22;
    border-top: 10px solid transparent;
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    top: 80px;
    left: -20px;
    left: calc(15% + 322px + (70% - 1008px) / 8);
    transition: all .5s;
}

.option-info {
    /*border-top: 3px solid #B61D22;*/
    width: 100%;
    height: 0px;
    /* height: 200px; */
    transition: all .5s;
    overflow: hidden;
    background: rgba(255, 255, 255, .9);
    position: absolute;
    top: 100px;
    left: 0;
    padding: 0px 15%;
    box-sizing: border-box;
}

.option-info > .option-info-left {
    width: 20%;
    line-height: normal;
    font-size: 14px;
    color: #333;
    height: 120px;
    margin-top: 30px;
    display: flex;
    flex-direction: column;
    align-items: center;
    /* justify-content: space-around; */
    border-right: 1px solid;
    float: left;
    box-sizing: border-box;
}

.option-info-left-item {
    cursor: pointer;
    font-size: 14px;
    color: #333;
    line-height: 30px;
}

.option-info-right {
    width: 80%;
    height: 100%;
    float: left;
    display: flex;
    align-items: center;
    justify-content: space-evenly;
}

.option-info-right > .right-item {
    width: 49%;
    display: flex;
    justify-content: space-around;
}

.right-item > .option-info-right-bg {
    width: 180px;
}

.right-item > .option-info-right-info {
    width: calc(100% - 200px);
}

.option-info-right-bg {
    height: 120px;
    width: 220px;
    background: url(https://lanhu-dds-backend.oss-cn-beijing.aliyuncs.com/merge_image/imgs/b089bab8659f42578c81d56a8c6bdc92_mergeImage.png) center no-repeat;
    background-size: 100% 100%;
}

.option-info-right-info {
    width: calc(100% - 400px);
    line-height: 25px;
    color: #666;
    font-size: 12px;
    font-weight: normal;
    height: 80%;
    overflow: hidden;
}

.option-info-right-info > div {
    font-size: 14px;
    color: #333;
    font-weight: bold;
    overflow: hidden;
    display: -webkit-box;
    /*-webkit-box-orient:vertical;
    -webkit-line-clamp:1;
    text-overflow:ellipsis;*/
}

.option-info-right-info > p {
    font-size: 14px;
    color: #333;
    font-weight: bold;
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 1;
    text-overflow: ellipsis;
}

.option-info-right-info > span {
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    text-overflow: ellipsis;
}

.develop-style {
    display: flex;
    justify-content: space-around;
    padding: 0 25%;
}

.option-info > .develop-item {
    height: 100%;
    width: 60px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.develop-item > .develop-item-title {
    font-size: 14px;
    margin-top: 16px;
    line-height: 20px;
    font-weight: normal;
    color: #666;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 1;
}

.develop-item > .develop-item-bg1 {
    background: url(.././img/e1.png) center no-repeat;
    height: 50px;
    width: 50px;
    background-size: 100% 100%;
    border-radius: 50%;
}

.develop-item > .develop-item-bg1:hover {
    background: url(.././img/e1hover.png) center no-repeat;
    height: 50px;
    width: 50px;
    background-size: 100% 100%;
    border-radius: 50%;
}

.develop-item > .develop-item-bg2 {
    background: url(.././img/e2.png) center no-repeat;
    height: 50px;
    width: 50px;
    background-size: 100% 100%;
    border-radius: 50%;
}

.develop-item > .develop-item-bg2:hover {
    background: url(.././img/e2hover.png) center no-repeat;
    height: 50px;
    width: 50px;
    background-size: 100% 100%;
    border-radius: 50%;
}

.develop-item > .develop-item-bg3 {
    background: url(.././img/e3.png) center no-repeat;
    height: 50px;
    width: 50px;
    background-size: 100% 100%;
    border-radius: 50%;
}

.develop-item > .develop-item-bg3:hover {
    background: url(.././img/e3hover.png) center no-repeat;
    height: 50px;
    width: 50px;
    background-size: 100% 100%;
    border-radius: 50%;
}

.develop-item > .develop-item-bgd1 {
    background: url(.././img/d1.png) center no-repeat;
    height: 50px;
    width: 50px;
    background-size: 100% 100%;
    border-radius: 50%;
}

.develop-item > .develop-item-bgd1:hover {
    background: url(.././img/d1hover.png) center no-repeat;
    height: 50px;
    width: 50px;
    background-size: 100% 100%;
    border-radius: 50%;
}

.develop-item > .develop-item-bgd2 {
    background: url(.././img/d2.png) center no-repeat;
    height: 50px;
    width: 50px;
    background-size: 100% 100%;
    border-radius: 50%;
}

.develop-item > .develop-item-bgd2:hover {
    background: url(.././img/d2hover.png) center no-repeat;
    height: 50px;
    width: 50px;
    background-size: 100% 100%;
    border-radius: 50%;
}

.develop-item > .develop-item-bgd3 {
    background: url(.././img/d3.png) center no-repeat;
    height: 50px;
    width: 50px;
    background-size: 100% 100%;
    border-radius: 50%;
}

.develop-item > .develop-item-bgd3:hover {
    background: url(.././img/d3hover.png) center no-repeat;
    height: 50px;
    width: 50px;
    background-size: 100% 100%;
    border-radius: 50%;
}

.develop-item > .develop-item-bgd4 {
    background: url(.././img/d4.png) center no-repeat;
    height: 50px;
    width: 50px;
    background-size: 100% 100%;
    border-radius: 50%;
}

.develop-item > .develop-item-bgd4:hover {
    background: url(.././img/d4hover.png) center no-repeat;
    height: 50px;
    width: 50px;
    background-size: 100% 100%;
    border-radius: 50%;
}

.develop-item > .develop-item-bgd5 {
    background: url(.././img/d5.png) center no-repeat;
    height: 50px;
    width: 50px;
    background-size: 100% 100%;
    border-radius: 50%;
}

.develop-item > .develop-item-bgd5:hover {
    background: url(.././img/d5hover.png) center no-repeat;
    height: 50px;
    width: 50px;
    background-size: 100% 100%;
    border-radius: 50%;
}

.contact-style {
    padding: 0 30%;
    display: flex;
}

.contactHover-left {
    width: 50%;
    height: 80%;
    margin-top: 2%;
    border-right: 1px solid #333;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    justify-content: space-evenly;
}

.contact-left-item {
    width: 100%;
    box-sizing: border-box;
    padding-left: 24px;
    font-size: 12px;
    color: #666;
    font-weight: normal;
    line-height: 22px;
    height: 22px;
    background-size: 15px 20px;
}

.contact-left-bg1 {
    background: url(.././img/lianxiaddress.png) left no-repeat;
}

.contact-left-bg2 {
    background: url(.././img/lianxitel.png) left no-repeat;
}

.contact-left-bg3 {
    background: url(.././img/lianximailbox.png) left no-repeat;
}

.contact-left-bg4 {
    background: url(.././img/lianxiphone.png) left no-repeat;
}

.contactHover-right {
    width: 50%;
}

.contact-right-item {
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.contact-right-item-img {
    background: url(https://lanhu-dds-backend.oss-cn-beijing.aliyuncs.com/merge_image/imgs/e19ac86727af4c7fbfd8f73d737312cb_mergeImage.png) center no-repeat;
    height: 101px;
    width: 104px;
}

.contact-right-item-title {
    font-weight: normal;
    color: rgb(51, 51, 51);
}

.top-option a {
    color: #333;
    font-weight: bold;
    /* width: 16%;
    line-height: 100px;
    text-align: center;
    display: inline-block; */
}

.top-input {
    height: 100%;
    width: 200px;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    /* box-sizing: border-box; */
    position: relative;
    float: right;
}

.top-input > input {
    border: 1px solid #B61D22;
    height: 40px;
    outline: none;
    padding-right: 20%;
    width: 100%;
    background: #fff;
    padding-left: 10px;
    box-sizing: border-box;
    border-radius: 5px;
}

.input-bg {
    position: absolute;
    height: 40px;
    width: 20%;
    background: #B61D22;
    background-image: url(.././img/topfind.png);
    background-position: center;
    background-repeat: no-repeat;
    border-top-right-radius: 5px;
    border-bottom-right-radius: 5px;
    cursor: pointer;
}

.main {
    width: 100%;
    /* height: 100%; */
}

/*.main-bg {*/
/*    !*width: 100%;*!*/
/*    !*height: 350px;*!*/
/*    !*background: url(.././img/topabout1.png) 100% no-repeat;*!*/
/*    !*background-size: 100% 100%;*!*/
/*    position: relative;*/
/*    z-index: 1;*/
/*    height: 350px;*/
/*}*/
.main-bg {
    /*img: url(.././img/topabout1.png);*/
    background: url(.././img/topabout1.jpg);
    position: relative;
    top: 0;
    z-index: 1;
    left: 50%;
    width: 1920px;
    height: 350px;
    margin-left: -960px;
}
.main-option {
    box-sizing: border-box;
    /*padding: 0 15%;*/
    width: calc(100% - 520px);
    margin: 0 auto;
    min-width: 1200px;
    height: 50px;
    display: flex;
}

.main-option > div {
    width: 25%;
    height: 100%;
    box-sizing: border-box;
    background: #EBF4F9;
    border-right: 1px solid #E2E7E9;
    text-align: center;
    line-height: 50px;
    color: #333;
    font-size: 16px;
    cursor: pointer;
}

.main-option > .optionActive {
    background: #B61D22;
    color: #fff;
}

.main-content {
    box-sizing: border-box;
    padding-top: 80px;
    /*padding: 80px 15%;*/
    /*width: 100%;*/
    height: 100%;
    padding-bottom: 0px;
    width: calc(100% - 520px);
    min-width: 1200px;
    margin: 0 auto;
    padding-bottom: 40px;
}

.main-content-title {
    width: 100%;
    height: 75px;
    color: #333;
    margin-bottom: 40px;
}

.main-content-title > p {
    color: #999;
}

.main-content-item {
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #C9C9C9;
    padding-bottom: 40px;
    padding-top: 40px;
}

.main-content-item :nth-last-child(1) {
    border: none;
}

.main-content-item:nth-child(6) {
    border: none;
}

.main-content-item div {
    width: 65%;
}

.main-content-item div > h2 {
    font-size: 36px;
}

.main-content-item div > p {
    color: #333;
    font-weight: bold;
    font-size: 18px;
    margin-bottom: 20px;
    margin-top: 20px;
}

.main-content-item div > span {
    color: #666;
    font-size: 14px;
    line-height: 20px;
}

.bottom {
    width: 100%;
    position: relative;
    /*padding: 40px 15%;*/
    padding-bottom: 30px;
    padding-top: 30px;
    box-sizing: border-box;
    background: #F7F7F7;
    border-top: 2px solid #BB1620;
}

.bottom-content {
    width: calc(100% - 520px);
    min-width: 1200px;
    margin: 0 auto;
}

.bottom-title {
    text-align: center;
    display: flex;
    justify-content: center;
}

.bottom-title > .logo {
    width: 380px;
    height: 70px;
    padding-left: 50px;
    background: url(.././img/logobottom.png) center no-repeat;
    background-position: 0px;
}

.bottom-title > .logo > .logo-bottom {
    color: #333;
}

.bottom-info {
    width: 100%;
    display: flex;
    justify-content: space-around;
    margin-top: 30px;
}

.bottom-info-item {
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    color: #333;
}

.bottom-info-item > p {
    font-size: 20px;
    height: 28px;
}

.bottom-href {
    width: 100%;
    height: 30px;
    display: flex;
    justify-content: center;
    margin-top: 40px;
    border-radius: 5px;
}

.bottom-href-item {
    width: 22%;
    background: #d8d8d8;
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-sizing: border-box;
    padding: 0 20px;
    border: 1px solid #979797;
    border-radius: 5px;
    margin-right: 20px;
    margin-left: 20px;
}

.bottom-href-item > p {
    font-size: 14px;
}

.bottom-border {
    width: 100%;
    height: 1px;
    background: #979797;
    margin-top: 40px;
}

.bottom-item {
    width: 100%;
    display: flex;
    justify-content: center;
    color: #333;
    margin-top: 40px;
    font-size: 12px;
}

.bottom-item > div {
    display: flex;
    padding: 0 30px;
}

.bottom-item > div > img {
    padding-right: 5px;
}

.leader {
    display: none;
}

.development {
    display: none;
    padding-top: 80px;
    box-sizing: border-box;
    width: calc(100% - 520px);
    min-width: 1200px;
    margin: 0 auto;
    padding-bottom: 60px;
}

.office-video {
    display: none;
    padding: 40px 35%;
    box-sizing: border-box;
    /*width: calc(100% - 520px);
    min-width: 1200px;
    margin: 0 auto;*/
}

.company {
    box-sizing: border-box;
    /*padding: 0 15%;*/
    padding-top: 80px;
    /*display: flex;*/
    /*height: 600px;*/
    justify-content: space-between;
    width: calc(100% - 520px);
    min-width: 1200px;
    margin: 0 auto;
}

.company-title {
    /*width: 50%;*/
    /* height: 75px; */
    color: #B61D22;
}

.company-title > p {
    color: #999;
}

.company-title > span {
    margin-top: 50px;
    color: #333;
    display: block;
}

.company-bg {
    width: 40%;
    background: url(.././img/aboutcompany.jpg) top no-repeat;
    /* background-size: 100% 100%; */
    /* height: 100%; */
}

.company-bg > img {
    padding: 50px;
    width: 100%;
}
.bottom .logo-top {
    color: #B61D22;
}