.header{
    background: url(../images/gygg2023_header_bg.png)no-repeat center top;
    padding-bottom: 24px;
  min-width: 1200px;
}
.nav{
    width: 90%;
    margin: 0 auto;
    display: flex;
    justify-content: space-around;
  max-width: 1920px;
}
.nav li{
    width: 249px;
    height: 60px;
    background: url(/cms_files/filemanager/1647978232/picture/20239/cd96f81647664c8780994b907dda3b6f.png)no-repeat center top;
    text-align: center;
    line-height: 60px;
  border-radius: 15px 15px 15px 15px;
    
}
.nav li:hover{
    background: url(/cms_files/filemanager/1647978232/picture/20239/cd96f81647664c8780994b907dda3b6f.png)no-repeat center top;   
}
.nav li:hover a{
    color: #2407B8;
}
.nav li a{
    color: #5136d9;
    font-weight: 700;
    font-size: 22px;
}


.wrap{
    width: 1200px;
    margin: 0 auto;
}
.video1lei{
    margin-top: 36px;
    height: 600px;
    background: url(./video1.png)no-repeat center;
    background-size: 100%;
    display: flex;
    justify-content: space-between;
}
.video1_title1{
    height: 120px;
    line-height: 120px;
    font-size: 40px;
   color: #fff;
   margin-left: 53px;
}
.video1_title1 span a{
    height: 120px;
    line-height: 120px;
    font-size: 40px;
    font-weight: 700;
    margin-right: 20px;
	color:#fff;
}
.video1_title2{
    font-size: 20px;
   color: #fff;
   margin-left: 53px;
   line-height: 40px;
}
.video1_title2 a h4{
    height: 120px;
    line-height: 120px;
    font-size: 40px;
    font-weight: 700;
    margin-right: 20px;
		color:#fff;
}
.video_right{
    margin-top: 66px;
    margin-right: 57px;
    font-size: 0;
    position: relative;
}
.video_right p{
    font-size: 28px;
    color: #fff;
    text-align: center;
    line-height: 56px;
}
.video_right h5{
    font-size: 24px;
    line-height: 50px;
    background: url(./play.png)no-repeat left center;
    background-size: 50px 50px;
    color: #fff;
    text-indent: 55px;
    font-weight: 500;
    position: absolute;
    left: -210px;
    bottom: 100px;
}
.video2lei{
    margin-top: 36px;
    height: 560px;
    background: url(./video2.png)no-repeat center;
    background-size: 100%;
    display: flex;
    
}
.kongpan{
    width: 500px;
    height: 500px;
    background: url(./kongpan.png)no-repeat -100px center;
    background-size: 160%;
    margin-left: 40px;
    margin-top: 40px;
}
.kongpan img{
    width: 117px;
    height: 117px;
    margin-top: 40%;
    margin-left: 38%;
}
.video2_title1{
    height: 120px;
    line-height: 120px;
    font-size: 40px;
   margin-left: 60px;
   background: url(./border.png)no-repeat left bottom;
}
.video2_title2{
    margin-top: 35px;
    font-size: 20px;
    margin-left: 60px;
    line-height: 40px;
   font-weight: 600;
}
.video2_list{
    display: flex;
    justify-content: space-around;
    margin-top: 65px;
}
.video2_list li{
    margin-left: 25px;
    font-size: 22px;
    font-weight: 600;
    text-align: center;
}
.video2_list li img{
    width: 261px;
    height: 174px;
}
.video3lei h3{
    font-size: 40px;
    line-height: 120px;
    font-weight: 500;
    text-align: center;
    color: #0F090B;
    background: #fff;
}
.video3lei{
    background: #C5DBF0;
}
.lei3_list{
    display: flex;
    flex-wrap: wrap;
    width: 96%;
    margin: 0 auto;
    padding-bottom: 20px;
    padding-top: 10px;
}

.lei3_list li{
    overflow: hidden;
    width: 374px;
    height: 334px;
    position: relative;
    margin-right: 10px;
    margin-top: 10px;
}
.lei3_list p{
    font-size: 0;
    margin-right: 10px;
    margin-top: 10px;
}
.lei3_list p img{
   width: 758px;
   height: 334px;
}
.lei3_list li img{
    height: 100%;
    width: auto;
}
.lei3_list li span{
    position: absolute;
    left: 50%;
    top: 50%;
    margin-left: -157px;
    margin-top: -110px;
    width: 314px;
    height: 220px;
    background-color: rgba(255, 255, 255, 0.4);
    text-align: center;
    font-size: 20px;
    display: flex; /* 创建flex布局 */
    justify-content: center; /* 水平居中 */
    align-items: center; /* 垂直居中 */
    padding:0 45px;
    box-sizing: border-box;
}

.ruweilei h3{
    font-size: 40px;
    line-height: 120px;
    font-weight: 500;
    text-align: center;
    color: #0F090B;
    background: #fff;
}

.ruweilei ul{
    display: flex;
    flex-wrap: wrap;
}
.ruweilei ul li{
    width: 25%;
    text-align: center;
    background-color: #fff;
    font-size: 20px;
}
.ruweilei ul li p{
  line-height: 40px;
}
.ruweilei ul li img {
    width: 280px;
    height: 200px;
}
.pingmianlei{
    margin-top: 50px;
    background: url(./pingmian.png)no-repeat top center;
    background-size: 100% auto;
    background-position: 0 -366px;
}
.pingmianlei h3{
    font-size: 40px;
    line-height: 100px;
    color: #fff;
    margin: 0 100px;
}
.pingmianlei1{
    width: 1050px;
    background-color: #fff;
    border-radius: 5px;
    box-shadow:0 0 10px #999;
    margin: 0 auto;
    padding: 40px 0;
    margin-bottom: 50px;
}
.pingmianlei1 h3{
    font-size: 38px;
    color: #666;
    line-height: 120px;
    font-weight: 500;
    margin-left: 78px;
}
.jianjie{
    width: 950px;
    margin: 0 auto;
    height: 354px;
    background-color: #0054A0;
    display: flex;
    color: #fff;
    font-size: 20px;
    line-height: 50px;
    position: relative;
}
.jianjie p a{
    color: #fff;
}
.jianjie div{
    margin-left: 36px;
    margin-top: 30px;
}
.jianjie img{
    width: 559px;
    height: 354px;
}
.pmylmore{
    position: absolute;
    bottom: 16px;
    right: 22px;
    color: #fff;
    font-size: 12px;
}
.pingmianlei2{
    width: 1050px;
    background-color: #fff;
    border-radius: 5px;
    box-shadow:0 0 10px #999;
    margin: 0 auto;
    padding: 10px 0;
    margin-bottom: 50px;
}
.pingmianlei2 h3{
    font-size: 38px;
    color: #666;
    line-height: 76px;
    font-weight: 500;
    margin-left: 78px;
}
.pingmianlei2 ul {
    display:  flex;
   
}
.pingmianlei2 ul li {
    text-align: center;
    color: #666;
    margin-top: 20px;
    width: 33%;
}
.pingmianlei2 ul li p{
    text-align: center;
    color: #666;
    font-size: 15px;
    font-weight: 600;
    margin-top: 20px;
}
.pingmianlei2 ul li img{
   width: 267px;
   height: 365px;
}
.pingmianlei3{
    width: 1050px;
    background-color: #fff;
    border-radius: 5px;
    box-shadow:0 0 10px #999;
    margin: 0 auto;
    padding: 10px 0;
    margin-bottom: 50px;
}
.pingmianlei3 h3{
    font-size: 38px;
    color: #666;
    line-height: 76px;
    font-weight: 500;
    margin-left: 78px;
}
.pingmianlei3 ul {
    display:flex;
   flex-wrap: wrap;
}
.pingmianlei3 ul li {
    text-align: center;
    color: #666;
    margin-top: 20px;
    width: 20%;
}
.pingmianlei3 ul li p{
    text-align: center;
    color: #666;
    font-size: 15px;
   font-weight: 600;
    margin-top: 13px;
}
.pingmianlei3 ul li img{
   width: 188px;
   height: 277px;
}


/*底部导航*/
.footer-box{width: 100%; margin-top: 30px;}
.footer-2{ height:185px; background:#e8e8e8; padding-top:27px;border-top:1px solid #888;position: relative;min-width: 1200px;}
.footer-2-1{ margin:0 auto;}
.footer-2-1 li{ float:left; padding:0 10px;}
.footer-2-1 li img{ margin-right:10px; margin-bottom:-2px;}
.footer-2-1 li a{ font-size:14px; color:#333;}
.footer-2-2{ margin:0 auto; clear:both; text-align:center; padding-top:38px;}
.footer-2-2 li { font-size:12px; color:#333;  line-height:28px;}
.sama-box{width: 1013px;margin: 0 auto;}
.sama-box{position:relative;}
.footer-img-1{position: absolute;left: 250px;top: 80px;float: left;}
.sama-box table{margin:0 auto;}
.footer-img{position: absolute;left: 180px;top: 65px;}
.footerimgright {position: absolute;right: 125px;top: 68px;}
/*底部导航*/