.banner {
    width: 100%;
    height: 665px;
    background-position: center;
    background-repeat: no-repeat;
}

#towerNav {
    display: none;
    position: fixed;
    left: 50px;
    bottom: 30%;
    /* transform: translateY(-40%); */
    border-left: solid 3px #f36d20;
    padding: 20px 0;
    z-index: 999;
}

#towerNav::before,
#towerNav::after {
    content: "";
    width: 21px;
    height: 21px;
    position: absolute;
    left: -13px;
    background: url(../img/qiu_icon.png) center no-repeat;
}

#towerNav::before {
    top: -10px;
}

#towerNav::after {
    bottom: -10px;
}

#towerNav a {
    display: block;
    width: 209px;
    height: 68px;
    margin-bottom: 20px;
    position: relative;
}

#towerNav a span {
    display: block;
    width: 218px;
    height: 100%;
    background-image: url(../img/daohang.png);
    background-position: center;
    background-repeat: no-repeat;
    box-sizing: border-box;
    padding-top: 11px;
    line-height: 57px;
    text-align: center;
    font-family: mianbao;
    font-size: 22px;
    font-weight: normal;
    font-stretch: normal;
    letter-spacing: 0px;
    color: #e43516;
    position: absolute;
    left: -9px;
    top: 0;
    transition: all .4s;
}

#towerNav a.on span,
#towerNav a:hover span {
    background-image: url(../img/daohang_on.png);
    color: #ffffff;
}

.hdyg {
    width: 1200px;
    margin: 0 auto;
    height: 78px;
    position: relative;
}

/* .hdygshadow{width: 100%;height: 180px;overflow: hidden;} */

.hdyg .swiper-container {
    width: 100%;
    height: 172px;
    padding: 21px 0;
    position: absolute;
    bottom: 0;
}

.hdyg ul li {
    width: 380px;
    height: 172px;
    background-color: #ffffff;
    box-shadow: 0px 0px 35px 0px rgba(63, 18, 9, 0.05);
    border-radius: 0px 100px 0px 100px;
    float: left;
    margin-right: 29px;
    background: url(../img/hdyg_bg.png) center no-repeat;
    transition: all .6s;
}

.hdyg ul li:last-child {
    margin-right: 0;
}

.hdyg ul li a {
    display: block;
    width: 100%;
    height: 100%;
    border-radius: 0px 100px 0px 100px;
    box-sizing: border-box;
    padding: 28px 49px 0 29px;

}

.hdyg ul li h3 {
    font-size: 22px;
    font-weight: normal;
    font-stretch: normal;
    letter-spacing: 0px;
    color: #333333;
    line-height: 1.25;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    padding-bottom: 10px;
}

.hdyg ul li p {
    overflow: hidden;
    margin-top: 15px;
}

.hdyg ul li p b {
    display: block;
    float: left;
    width: 20px;
    height: 20px;
    margin-right: 10px;
}

.hdyg ul li .time {
    background-image: url(../img/time_icon.png);
    background-position: center;
    background-repeat: no-repeat;
    background-size: contain;
}

.hdyg ul li .address {
    background-image: url(../img/address_icon.png);
    background-position: center;
    background-repeat: no-repeat;
    background-size: contain;
}


.hdyg ul li p span {
    display: block;
    float: left;
    line-height: 20px;
}

.hdyg .swiper-button-next,
.hdyg .swiper-button-prev {
    width: 50px;
    height: 50px;
    border-radius: 25px;
    color: white;
    background-size: contain;
}

.hdyg .swiper-button-next {
    background-image: url(../img/hdyg_icon_r.png);
}

.hdyg .swiper-button-prev {
    background-image: url(../img/hdyg_icon_l.png);
}

.hdyg ul li:hover {
    background: url(../img/hdyg_bg_on.png) center no-repeat;
}

.hdyg ul li:hover h3 {
    color: white;
}

.hdyg ul li:hover .time {
    background-image: url(../img/time_icon_on.png);
}

.hdyg ul li:hover .address {
    background-image: url(../img/address_icon_on.png);
}

.hdyg ul li:hover span {
    color: white;
}

.model1 {
    width: 100%;
    height: 945px;
    background: url(../img/model1bg.jpg) center no-repeat;
}

.model2 {
    width: 100%;
    height: 1182px;
    background: url(../img/model2bg.jpg) center no-repeat;
}

.model3 {
    width: 100%;
    height: 792px;
    padding-bottom: 30px;
}

.model4 {
    width: 100%;
    height: 727px;
    background: url(../img/model4bg.jpg) center no-repeat;
}

.cont1 {
    padding-top: 37px;
}

.cont2 {
    padding-top: 75px;
}

.cont3 {
    padding-top: 25px;
}

.cont4 {
    padding-top: 81px;
}

.page-header1 {
    width: 625px;
    height: 121px;
    margin: 0 auto;
    background: url(../img/mode1_header.png) center no-repeat;
}

.page-header2 {
    width: 625px;
    height: 121px;
    margin: 0 auto;
    background: url(../img/mode2_header.png) center no-repeat;
}

.page-header3 {
    width: 625px;
    height: 121px;
    margin: 0 auto;
    background: url(../img/mode3_header.png) center no-repeat;
}

.page-header4 {
    width: 625px;
    height: 121px;
    margin: 0 auto;
    background: url(../img/mode4_header.png) center no-repeat;
}

.cont1 ul {
    width: 1200px;
    margin: 0 auto;
    margin-top: 50px;
    margin-bottom: 23px;
}

.cont1 ul li {
    width: 585px;
    float: left;
    position: relative;
    margin-bottom: 30px;
}

.imgbox img {
    display: block;
    width: 100%;
    height: 100%;
}

.cont1 ul li .imgbox {
    display: none;
}

.cont1 ul li .font {
    width: 585px;
    height: 70px;
    line-height: 70px;
    box-sizing: border-box;
    padding: 0 20px;
    background: url(../img/model1_itemBG.png) center no-repeat;
    box-shadow: 0px 0px 35px 0px rgba(63, 18, 9, 0.05);
    transition: all .4s;
}

.cont1 ul li .font .title {
    float: left;
    max-width: 360px;
    font-size: 18px;
    color: #333333;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.cont1 ul li .font .time {
    float: right;
}

.cont1 ul li .font .time b {
    display: block;
    float: left;
    width: 15px;
    height: 15px;
    background: url(../img/time_icon.png) center no-repeat;
    background-size: contain;
    margin-top: 28px;
    margin-right: 10px;
}

.cont1 ul li .font .time span {
    font-size: 14px;
    color: #999999;
}

.cont1 ul li:hover .font .title {
    color: white;
}

.cont1 ul li:hover .font {
    background: url(../img/model1_itemBG_on.png) center no-repeat;

}

.cont1 ul li:hover .font .time b {
    background: url(../img/time_icon_on.png) center no-repeat;
    background-size: contain;

}

.cont1 ul li:hover .font .time span {
    color: white;
}


.cont1 ul li:nth-child(even) {
    float: right;
}

.cont1 ul li:nth-child(1),
.cont1 ul li:nth-child(2) {
    padding-bottom: 40px;
}

.cont1 ul li:nth-child(1) .imgbox,
.cont1 ul li:nth-child(2) .imgbox {
    display: block;
    width: 100%;
    height: 300px;
}

.cont1 ul li:nth-child(1) .font,
.cont1 ul li:nth-child(2) .font {
    position: absolute;
    bottom: 0;
    left: 40px;
    width: 505px;
    height: 100px;
    background: #ffffff;
    box-shadow: 0px 0px 35px 0px rgba(63, 18, 9, 0.05);
    line-height: inherit;
}

.cont1 ul li:nth-child(1) .font .title,
.cont1 ul li:nth-child(2) .font .title {
    float: none;
    display: block;
    max-width: 100%;
    font-size: 22px;
    line-height: 1.25;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    margin-top: 15px;
}

.cont1 ul li:nth-child(1) .font .time,
.cont1 ul li:nth-child(2) .font .time {
    float: none;
    line-height: 20px;
    margin-top: 15px;
}

.cont1 ul li:nth-child(1) .font .time b,
.cont1 ul li:nth-child(2) .font .time b {
    width: 20px;
    height: 20px;
    margin-top: 0;
    font-size: 18px;
    color: #999999;
}

.cont1 ul li:nth-child(1):hover .font,
.cont1 ul li:nth-child(2):hover .font {
    transform: translateY(-5px);
}

.cont1 ul li:nth-child(1):hover .font .time span,
.cont1 ul li:nth-child(2):hover .font .time span {
    color: #999999;
}

.cont1 ul li:nth-child(1):hover .font .time b,
.cont1 ul li:nth-child(2):hover .font .time b {
    background: url(../img/time_icon.png) center no-repeat;
    background-size: contain;
}

.cont1 ul li:nth-child(1):hover .font .title,
.cont1 ul li:nth-child(2):hover .font .title {
    color: #333333;
}

.lookMore {
    display: block;
    width: 140px;
    height: 36px;
    border-radius: 18px;
    border: solid 1px #e43516;
    margin: 0 auto;
    font-size: 14px;
    line-height: 36px;
    letter-spacing: 1px;
    color: #e43516;
    text-align: center;
}

.cont2 ul {
    width: 1200px;
    margin: 0 auto;
    margin-top: 50px;
    margin-bottom: 20px;
}

.cont2 ul li {
    width: 585px;
    height: 375px;
    background-color: #ffffff;
    border: solid 10px #ffffff;
    box-sizing: border-box;
    float: left;
    margin-bottom: 30px;
    position: relative;
    cursor: pointer;
}

.cont2 ul li:nth-child(even) {
    float: right;
}

.cont2 ul li img {
    display: block;
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
}

.cont2 ul li::before {
    content: "";
    width: 100%;
    height: 100%;
    position: absolute;
    left: 0;
    top: 0;
    background-color: rgba(21, 19, 19, .52);
    z-index: 2;
}

.cont2 ul li::after {
    content: "";
    width: 68px;
    height: 68px;
    background: url(../img/videoPlayIcon.png) center no-repeat;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    z-index: 3;
}

.cont3 ul {
    width: 1200px;
    margin: 0 auto;
    margin-top: 48px;
    margin-bottom: 20px;
}

.cont3 ul li {
    width: 380px;
    height: 240px;
    float: left;
    margin-right: 30px;
    margin-bottom: 30px;
}

.cont3 ul li:nth-child(3n) {
    margin-right: 0;
}

.cont3 ul li img {
    display: block;
    width: 100%;
    height: 100%;
}

.cont4 ul {
    width: 1200px;
    margin: 0 auto;
    margin-top: 50px;
    padding-bottom: 14px;
}

.cont4 ul li {
    float: left;
    position: relative;
    width: 585px;
    height: 157px;
    background-color: #ffffff;
    margin-bottom: 36px;
}

.cont4 ul li a {
    display: block;
    width: 100%;
    height: 100%;
}

.cont4 ul li:nth-child(even) {
    float: right;
}

.cont4 ul li .data {
    width: 95px;
    height: 136px;
    background-color: #e43516;
    position: absolute;
    left: 19px;
    top: -6px;
    color: white;
    transition: all .4s;
}

.cont4 ul li .data::after {
    content: "";
    width: 0;
    height: 0;
    border-top: solid 3px transparent;
    border-right: solid 3px transparent;
    border-bottom: solid 3px #e43516;
    border-left: solid 3px #e43516;
    position: absolute;
    right: -6px;
    top: 0;
}

.cont4 ul li .data b {
    display: block;
    text-align: center;
    font-size: 30px;
    line-height: 1;
    font-weight: normal;
    padding-top: 38px;
}

.cont4 ul li .data span {
    display: block;
    text-align: center;
    font-size: 18px;
    line-height: 1;
    padding-top: 15px;
}

.cont4 ul li .font {
    width: 420px;
    margin-left: 136px;
    margin-top: 15px;
}

.cont4 ul li .font p {
    font-size: 22px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 36px;
    letter-spacing: 1px;
    color: #333333;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}

.cont4 ul li .font span {
    display: block;
    margin-top: 15px;
    font-size: 22px;
    font-weight: normal;
    font-stretch: normal;
    letter-spacing: 1px;
    color: #999999;
}

.cont4 ul li:hover .data {
    transform: translateX(5px);
}