.bn {
    height: 700px;
}

.bn .maxWidth {
    top: initial;
    bottom: 175px;
    font-size: 40px;
    text-align: left;
    font-weight: bold;
    line-height: 50px;
    transform: translateX(-50%);
	text-transform:uppercase;
}

.title_head {
	font-weight:bold;
    padding-bottom: 50px;
    font-size: 30px;
    line-height: 30px;
    border-bottom: 3px solid var(--themaGreen);
}

.part_3 {
    margin-bottom: 75px;
}

.part_3 .txt {
    max-width: 625px;
    margin: 55px auto 100px;
    font-size: 20px;
    line-height: 30px;
    text-align: center;
}

.part_3 ul {
    font-size: 0;
}

.part_3 li {
	cursor:pointer;
    display: inline-block;
    width: calc((100% - 270px) / 4);
    margin-bottom: 130px;
    margin-right: 90px;
}

.part_3 li:nth-child(4n) {
    margin-right: 0;
}

.part_3 li p {
    margin-top: 30px;
    font-size: 25px;
    line-height: 25px;
    text-align: center;
}

.part_4 {
    padding-bottom: 78px;
}

.part_4 ul {
    margin-top: 77px;
}

.part_1 {
    margin-top: 195px;
    margin-bottom: 190px;
}

.part_1 .detail {
    display: flex;
    margin-top: 128px;
    align-items: center;
    justify-content: space-between;
}

.part_1 .left .title {
    font-size: 25px;
    line-height: 30px;
    font-weight: bold;
}

.part_1 .left .txt {
    margin-top: 30px;
    margin-bottom: 50px;
    font-size: 20px;
    line-height: 30px;
    color: #595757;
}

.part_2 {
    padding-bottom: 220px;
}

.part_2 .swiper-slide {
    width: auto;
    margin-top: 65px;
}

.part_2 .mySwiper {
    overflow: hidden;
}

.part_2 .swiper-pagination {
    position: relative;
    margin-top: 65px;
}

.swiper-pagination-bullet {
    position: relative;
    margin: 0 12px;
    opacity: 1;
    background-color: var(--themaGreen);
}

.swiper-pagination-bullet-active::after {
    position: absolute;
    content: "";
    width: 24px;
    height: 24px;
    top: 50%;
    left: 50%;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    border: 1px solid var(--themaGreen);
}



 .cpn {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
    opacity: 0;
    font-size: 15px;
    line-height: 22px;
    font-weight: bold;
    transition: all .4s;
    background-color: rgba(0, 0, 0, .5);
}

.cpn.on {
    opacity: 1;
    z-index: 216;
}

.cpn .aProject {
    position: absolute;
    max-width: 1550px;
    width: 100%;
	padding:110px 0;
    top: 50%;
    left: 50%;
    z-index: 7;
    transform: translate(-50%, -50%);
    background-color: white;
}

.cpn .aProject .close {
    position: absolute;
    display: flex;
    width: 53px;
    height: 53px;
    margin-right: 0;
    margin-left: auto;
    cursor: pointer;
    right: 25px;
    top: 25px;
    background-color: var(--themaBlue);
    border-radius: 50%;
}

.cpn .aProject .close img {
    margin: auto;
}

.cpn .aProject .detailMain {
    display: flex;
    width: 100%;
    height: 100%;
    margin: 0 auto;
    justify-content: space-between;
}

.cpn .aProject .left {
    height: 100%;
    width: 40%;
	margin:50px 5%;
}

.cpn .aProject .left span{ font-size:25px; text-align:center; margin-top:50px; display:block}

.cpn .aProject .left img {
    display: block;
    margin: auto;
}

.cpn .aProject .right {
    width: 40%;
	margin-right:5%;
    font-weight: bold;
    box-sizing: border-box;
}

.cpn .aProject .right .p1{ font-size:22px;}

.cpn ul {
    margin-top: 20px;
    font-size: 0;
}

.cpn li {
    margin-right: 5px;
    margin-bottom: 5px;
    cursor: pointer;
    overflow: hidden;
    border-radius: 5px;
    vertical-align: middle;
}

.cpn li img{ width:130px}


@media (max-width:1024px) {
.bn{ height:auto; padding:40% 0 10%;}
.bn .maxWidth{ position:static;transform:none;font-size:34px;}
.part_3 li{width: calc((100% - 90px) / 4);margin-right:30px;}
}


@media (max-width:768px) {
.part_1{ margin:15% 0;}	
.title_head{ font-size:26px; padding-bottom:5%;}
.part_1 .detail{ display:block; margin-top:10%;}
.part_2 .swiper-slide img{ height:450px;}
.part_2{ padding-bottom:25%;}
.part_4 ul{ margin-top:15%;}
.part_3 li{width: calc((100% - 90px) / 2);}
.part_3 li:not(:nth-child(4n)){ margin-right:0}
.part_3 li:not(:nth-child(2n)){ margin-right:90px;}
.part_3 li p{ font-size:20px;}
.part_1 .detail .right{ margin-top:10%;}
.cpn .aProject .detailMain{ display:block;}
.cpn .aProject .detailMain > div{ width:100%; padding:5%;}
.cpn .aProject{ height:100%; top:0; left:0;transform:none;-moz-user-select: -moz-none;-webkit-user-select: none;-ms-user-select: none;-o-user-select: none;user-select: none;-webkit-overflow-scrolling: touch!important;overflow-y: auto; padding:10% 0;}
.cpn .aProject .detailMain .left{ height: auto; display:block; width:90%; padding:15% 5%; margin:0;}
.cpn .aProject .close{ right:0; top:0;}
.cpn .aProject .left span{ font-size:22px;}
.cpn .aProject .right .p1{ font-size:18px;}
}

@media (max-width:640px) {
.bn .maxWidth{font-size:22px; line-height:30px;}
.title_head{ font-size:22px}
.part_1 .left .title{ font-size:18px;}
.part_1 .left .txt{ font-size:15px; margin:5% 0;}
.part_2 .swiper-slide img{ height:250px;}
.part_3 .txt{ font-size:15px; line-height:24px; margin:10% auto 15%;}
.part_3 li p{ font-size:18px;}
.part_3 li{width: calc((100% - 30px) / 2); margin-bottom:10%;}
.part_3 li:not(:nth-child(2n)){ margin-right:30px;}
}

@media (max-width:480px) {
.cpn li{ width:31.55%;}
}