*{
    margin: 0;
    padding: 0;
}
body{
    background: url('../images/bodybg.jpg');
    background-repeat: no-repeat;
    background-position: top center;
    background-size: 100% 100%;
   
}
ul,li{
    list-style: none;
}
.head {
    width: 100%;
}
.head img{
    width: 100%;
    display: block;
}
.pc{
    display: block;
}
.phone{
    display: none;
}
.laytit{
    margin: 50px auto;
}
.lay .content{
    width: 1200px;
    margin: 0 auto;
}
.lay4_list{
    margin-bottom: 10px;
}
.lay4_list ul li{
    margin-right: 12px;
    display: inline-block;
}
.lay4_list ul li:last-child{
    margin-right: 0;
}
.lay3_list ul{
    overflow: hidden;
    background-color: #fff;
    border-top:10px  solid #0e75eb;
    padding-bottom: 10px;
    overflow: hidden;
}
.lay3_list ul li{
    position: relative;
    height: 35px;
    float: left;
    width: 46%;
    margin-bottom: 10px;
    line-height: 35px;
}
.lay3_list ul li a{
    text-decoration: none;
    color: #000;
    height: 35px;
    display: block;
    line-height: 35px;
}
.lay3_list ul li a:hover{
    text-decoration: underline;
}
.lay3_list ul li{
    border-top: 1px dotted #ccc;
    padding: 5px;
}

.lay3_list ul li:nth-child(2n){
    margin-left: 5%;
}
.lay3_list ul li i.time{
    float: right;
    color: #c1c1c1;
    font-style: normal;
}
.more{
    float: right;
    margin-right: 22px;
}
.more a{
    color: #c1c1c1;
    text-decoration: none;
}
.more a:hover{
    text-decoration: underline;
}
.lay_left{
    display: inline-block;
    width: 670px;
    vertical-align: top;
}
.lay_left ul li{
    display: none;
}
.lay_left ul li.active{
    display: block;
}
.lay_right {
    display: inline-block;
    width: 528px;
    vertical-align: top;
    margin-left: -30px;
} 
.lay_right ul{
    background-color: #fff;
}
.lay_right ul li h5{
    font-size: 18px;
    margin-bottom: 20px;
    border-bottom: 1px solid #ddd;
    padding-bottom: 10px;
}
.lay_right ul li.active h5{
    color: #fff;
    border-bottom: 1px solid #fff;
}
.lay_right ul li h5 a{
    color: #000;
    text-decoration: none;
}
.lay_right ul li.active h5 a{
    color: #fff;
    text-decoration: none;
}
.lay_right ul li.active .desc{
    color: #fff;
}
.lay_right ul li .desc{
    color: #000;
    margin-top: 20px;
}
.lay_right ul li{
    padding:20px 10px 20px 32px;
    height: 160px;
    box-sizing: border-box;
}
.lay_right ul li.active{
    background: url('../images/2_blue.png');
    background-size: 102% 100%;
    padding:20px 10px 20px 60px;
    position: relative;
    left: -31px;
    height: 150px;
    box-sizing: border-box;
    width: 110%;
}
.lay_video_tap{
    width: 940px;
    margin: 0 auto;
   
}
.lay_video_tap ul li{
    display: inline-block;
    position: relative;
    background:url('../images/card.png');
    background-size: 100% 100%;
    padding: 10px 20px;
    width: 180px;
    box-sizing: border-box;
    text-align: center;
    cursor: pointer;
}
.lay_video_tap ul{
    position: relative;
    left:25px;
}
.lay_video_tap ul li:nth-child(1){
    z-index: 10;
    left: 25px;
}
.lay_video_tap ul li:nth-child(2){
    z-index: 9;
    left: 0px;
    padding-left: 30px;
}
.lay_video_tap ul li:nth-child(3){
    z-index: 8;
    left: -25px;
}
.lay_video_tap ul li:nth-child(4){
    z-index:7;
    left: -50px;
}
.lay_video_tap ul li:nth-child(5){
    z-index: 6;
    left: -75px;
}
.lay_video_tap ul li.active{
    background:url('../images/active_card.png');
    background-size: 100% 100%;
}
.lay_video_tap ul li.active a{
    color: #fff;
}
.lay_video_tap ul li a{
    text-decoration: none;
    color: #0e75eb;
    font-weight: 600;
}
.video_list{
    margin: 0 auto;
    display: block;
 

}
.video_list .iframe{
  display:none;
}
.iframe ul{
 text-align:center;
}
.iframe ul li{
  width:200px;
  display:inline-block;
cursor:pointer;
}
.iframe ul li.active{
color:#0e75eb;
}
.video_list iframe{
    width:1200px;
    height: 900px;
    margin: 0 auto;
    display: block;
    border: 0;
    background: url(../images/zb.jpg);
    background-repeat: no-repeat;
    background-position: center center;
    
}
::-webkit-scrollbar-track{
background-color: #ccc !important;
-webkit-box-shadow: inset 0 0 6px #ccc !important;}
   /*定义滚动条高宽及背景*/
::-webkit-scrollbar{width: 5px !important;
background-color: #ccc !important;}
   /*定义滚动条*/
::-webkit-scrollbar-thumb {
background-color: #ccc !important;
border-radius: 5px !important;}


.lay3_list span{
    display: inline-block;
    width:70%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    vertical-align: middle;
}
.lay4_list li a{
display:inline-block;
width:100%;
height:100%;
}
@media screen and ( max-width:650px) {
    .pc{
        display: none;
    }
    .phone{
        display: block;
    }
    .lay .content{
        width: 100%;
    }
    .laytit img{
        width: 100%;
    }
    .lay_video_tap{
        width: 100%;
    }
    .video_list video{
        width: 100%;
        height: auto;
    }
    .lay_left{
        width: 100%;
    }
    .lay_left ul li img{
        width: 100%;
    }
    .lay_right ul li.active{
        width: 100%;
    }
    .lay_right{
        width: 100%;
    }
.video_list{
   width:100%;
  height: auto;
  min-height:300px;
}
.video_list iframe{
    
    background: url(../images/zb.jpg);
    background-repeat: no-repeat;
    background-position: center center;
     background-size: 100% 100%;
}
    .lay4_list {
        width: 95%;
        margin: 0 auto;
    }
    .lay4_list ul li {
        width: 47%;
    }
    .lay4_list ul li:nth-child(2n){
        margin-right: 0%;
    }
    .lay4_list ul li img{
        width: 100%;
    }
    .lay3_list ul li{
        width: 98%;
        margin: 0 auto;
    }
    .lay_video_tap ul li:nth-child(5){
        left: 0;
    }
    .lay_video_tap ul li:nth-child(3){
        left: 0;
    }
    .lay_video_tap ul li:nth-child(1){
        left: 0;
    }
    .lay_video_tap ul li:nth-child(2){
        left: -50px;
    }
    .lay_right{
        margin-left: 0;
    }
    .lay_right ul li{
        height: auto;
    }
    .lay_right ul li.active{
        background-color: #0e75eb;
        left: 0;
        height: auto;
        padding: 20px;
    }
    .lay3_list span{
        display: inline-block;
        width:70%;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
        vertical-align: middle;
    }
    .lay3_list img{
        vertical-align: middle;
    }
    .lay3_list ul li:nth-child(2n){
        margin-left: 0;
    }
    .laytit{
        margin: 10px auto;
    }
.video_list iframe{
width:100%;
min-width:200px;
    min-height: 400px;
height:400px;}
}

#bottom{
text-align:center;
line-height:28px;
}
#bottom a{
color:#000;
text-decoration:none;
}<!--ecms sync check [sync_thread_id="3bcee7cc5a424330844ab778a62d31c1" sync_date="2023-04-04 17:39:33" check_sum="3bcee7cc5a424330844ab778a62d31c1]-->