/* BASIC css start */
#list_title_bnr{position:relative; width:100%; height:802px; background:#E7E6FF; background-size:cover; }
#list_title_bnr .wd_1400{height:100%; display:flex; align-items:center;}
#list_title_bnr .txt_box{display:flex; text-align:left; flex-direction: column;}
#list_title_bnr .txt_box h2{font-size:40px; font-weight:700; line-height:48px; color:#FFA435; }
#list_title_bnr .txt_box h1{font-size:64px; font-weight:700; line-height:70px; color:#3B0073; padding:24px 0 12px;}
#list_title_bnr .txt_box p{font-size:22px; font-weight:400; color:#3B0073;}
#list_title_bnr .txt_box span{text-align:center; margin-top:122px;}
#list_title_bnr .txt_box span a{display: block; font-size: 26px; font-weight: 500; color: #3B0073; line-height: 63px; width: 234px; border:1px solid #3B0073; border-radius: 46px;}
#list_title_bnr .big_bubble{position:absolute; top:0; right:0px;}
#list_title_bnr .small_bubble{position:absolute; top:278px; right:290px;}


.cont_box{margin:140px 0 170px;}
.cont_box ul{display:flex; flex-wrap:wrap; gap:38px;}
.cont_box li{position:relative; width: calc((100% - (3 * 38px)) / 4); padding-bottom:18px;}
.video_box{padding:8px; box-sizing:border-box;  border-radius:8px;}
.video{padding:177.37% 0 0 0;position:relative; border-radius:8px; overflow:hidden;}
.video iframe{position:absolute;top:0;left:0;width:100%;height:100%;}

.cont_box li::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10; 
    cursor: pointer; 
}
.cont_box li .video_box{background:#FFEE98;}
/*.cont_box li:nth-child(2) .video_box{background:#B6F9D9;}
.cont_box li:nth-child(3) .video_box{background:#B3E3FC;}
.cont_box li:nth-child(4) .video_box{background:#FDFC9D;}
.cont_box li:nth-child(5) .video_box{background:#B8ECF0;}
.cont_box li:nth-child(6) .video_box{background:#E0F2A8;}
.cont_box li:nth-child(7) .video_box{background:#C8CFFD;}
.cont_box li:last-child .video_box{background:#FCB1B0;}*/

.cont_box li p{text-align:center; font-size:24px; font-weight:700; line-height:34px; color:#000; padding-top:18px;}

/* BASIC css end */