video::-webkit-media-controls-fullscreen-button {
    display: none;
    }
a:active { color: #333333; } 
.box{
    min-width:1360px;
    color: #333333;
}
.title{
    font-weight: bold;
    line-height: 40px;
    font-size: 30px;
    position: relative;
}
#videoID1{
    display: none;
}
.title::after{
    content: "";
    position: absolute;
    top: -19px;
    left: 0;
    width: 40px;
    height: 4px;
    background: #5576FF;
    border-radius: 10px 10px 10px 10px;
}
.title-icon{
    font-weight: 300;
    line-height: 24px;
    font-size: 18px;
    margin-bottom: 70px;
}
.theme{
    font-weight: bold;
    font-size: 33px;
    height: 45px;
    line-height: 45px;
    margin-bottom: 10px;
}
.details{
    font-size: 18px;
    margin-top: 30px;
    width: 100%;
    height: 146px;
    font-weight: 300;
    color: #333333;
    line-height: 30px;
    letter-spacing: 1px;
}
.top{
    width: 100%;
    min-width: 1380px;
    background-color: black;
}
.one{
    background: #FFFFFF;
    min-width: 1380px;
    height: 756px;
    padding-top: 120px;
    box-sizing: border-box;
}
.one-box{
    width: 570px;
}
.one .btns{
    display: flex;
    margin-top: 70px;
}
.one .btn.wb{
    width: 201px ;
}
.one .btn{
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 17px  30px;
    border-radius: 30px 30px 30px 30px;
    border: 2px solid #5576FF;
    width: 160px;
    height: 60px;
    box-sizing: border-box;
    font-size: 20px;
    font-weight: bold;
    position: relative;
    cursor: pointer;
}
.one .btn .ewm-icon{
    width: 160px;
    height: 160px;
    position: absolute;
    top: 56px;
    left: 0px;
    right: 0;
    margin: auto;
    opacity: 0;
    display: none;
}
.one .btn:hover .ewm-icon{
    display: block;
    animation: opacity-slow 0.5s forwards;
}
.one .ewm{
    width: 20px;
    height: 20px;
}
.one .boximg{
    height: 580px;
    width: 650px;
    position: absolute;
    top: -16px;
    right: 0px;
}
.two{
    height: 610px;
    min-width: 1380px;
    position: relative;
    overflow: hidden;
}
.two .bgImg{
    height: 610px;
    width: 100%;
    position: absolute;
    z-index: -1;
}
.two .details-box{
    display: flex;
    flex-wrap: wrap;
    width: 1380px;
    margin: auto;
    justify-content: center;
    box-sizing: border-box;
    padding: 0 60px;
    margin-top: 110px;
}
.two .item{
    width: 300px;
    height: 160px;
    color: #FFFFFF;
    margin-right: 20px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-left: 78px;
    box-sizing: border-box;
    transition: all .2s linear;
}
.two .item:hover{
   transform: scale(1.2);
}
.two .item div{
    width: 150px;
}
.two .item .data{
    font-size: 19px;
    font-weight: 300;
}
.two .item .two-title{
    font-size: 20px;
    margin-top: 10px;
    font-weight: 300;
}
.two .item .data span{
    font-size: 32px;
    height: 42px;
    line-height: 42px;
    margin-right: 6px;
    font-weight: bold;
}
.two .item:nth-child(n + 5){
    margin-top: 10px;
}
.two .item:nth-child(4n){
    margin-right: 0px;
}
.three{
    height: 860px;
    min-width: 1380px;
    padding-top:120px;
    box-sizing: border-box;
}
.three .title-icon{
    margin: 0px;
}
.three-item{
    width: 390px;   
    overflow: hidden; 
  
}
.three-item:hover img{
  transform: scale(1.1);
}
.three img{
    width: 390px;
    height: 300px;
    transition: all .5s;
}
.three .theme{
    margin-bottom: 20px;
    font-size: 20px;
    height: 26px;
    line-height: 26px;
}
.three .details{
    margin-top: 0px;
    letter-spacing: 0.5px;
    height: 92px;
    font-weight: 300;
    line-height: 32px;
    font-size: 16px;
}
.three .details.detailsTwo{
    height: 123px !important;
}
.four{
    height: 720px;
    min-width: 1380px;
    background: #DEEAF2;
    padding-top: 50px;
    box-sizing: border-box;
    background: url('../img/fourbg.png');
    background-repeat: no-repeat;
    background-size: 100% 100%;
}
.four .four-details{
    display: flex;
    justify-content: flex-start;
    align-items: center;
    flex-wrap: wrap;
    margin-top: 50px;
}
.four .four-title{ 
    font-size: 30px;
    font-weight: bold;
    text-align: center;
}
.four .four-item{
    width: 180px;
    height: 100px;
    margin-right: 36px;
    margin-bottom: 40px;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: all .3s linear;
    border-radius: 8px;
}
.four .four-item:hover{
    box-shadow: 0px 0px 10px 1px rgba(0,0,0,0.1);
}
.four .four-item img{
    width: 180px;
    height: 100px;
    transition: all .3s linear;
}

.four .four-item:nth-child(6n){
    margin-right: 0px;
}

.five{
    height: 762px;
    padding-top: 120px;
    min-width: 1380px;
    box-sizing: border-box;
}
.five img{
    width: 350px;
    height: 220px;
}
.five-item{
    width: 390px;
    height: 430px;
    margin-right: 45px;
    background: #F4F6FA;
    box-shadow: 0px 0px 12px 1px rgba(0,0,0,0.12);
    padding: 30px 20px 20px;
    box-sizing: border-box;
    position: relative;
}
.five-item .theme{
    font-size: 34px;
    margin-bottom: 10px;
}
.five-item .date{
    font-size: 20px;
    color: #333333;
}
.five-item .details{
    font-size: 18px;
    height: auto;
    margin-bottom: 20px;
    width: 350px;
    height: 27px;
    letter-spacing: 0px;
    overflow: hidden; 
    white-space: nowrap; 
    text-overflow: ellipsis;
}
.five .hoverBox{
    background-color: #5576FA;
    background-repeat:no-repeat;
    background-position: center;
    background-size: 100%;
    width: 390px;
    height: 429px;
    padding: 30px 20px 20px;
    box-sizing:border-box;
    position: absolute;
    top: 0px;
    right: 0px;
    z-index: 10;
    transition: all 0.2s linear;
    opacity: 0;
    color: #DEEAF2;
}
.hoverBox .theme,.hoverBox .date{
    color: #DEEAF2;
}

.five .five-item:hover .hoverBox{
    display:block;
    opacity: 1;
}
.hoverBox-cont{
    margin-top: 90px;
    font-size: 18px;
    letter-spacing: 1px;
    line-height: 34px;
    height: 130px; 
    word-break: break-all;
    text-overflow: ellipsis;
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 4; /* 这里是超出几行省略 */
    color: #333333;
}
.hoverBox .jt{
    height: 44px;
    width: 44px;
    margin-top: 30px;
}
.hoverBox .date{
    color: white;
}
.flex{
    display: flex;
    box-sizing: border-box;
}
.relative{
    width: 100%;
    position: relative;    
}
.relativeBox{
    position: relative;    
}
.pt20{
    padding-top: 20px;
}
.pt16{
    padding-top: 16px; 
}
.mt10{
    margin-top: 10px;
}
.ml75{
    margin-left: 75px;
}
.ml45{
    margin-right: 45px;
}
.mb95{
    margin-bottom: 95px;
}
.mt20{
    margin-top: 20px;
}
.mr20{
    margin-right: 20px;
}
.mb20{
    margin-bottom: 20px;
}
.mb40{
    margin-bottom: 40px;
}
.mb50{
    margin-bottom: 50px !important;
}
@keyframes opacity-slow {
    0% {
        opacity: 0
    }
    100% {
        opacity: 1;
    }
  }