html{font-size: 100px;}
body{font-size: 12px;font-family: PingFangSC, PingFang SC;}
@font-face {  
  font-family: "BellaGothic";  
  src: url("../../../Public/Hero/cookieM/css/fonts/BellaGothic.ttf");  
}

  .officialWebTech{
    margin-bottom: 20px;
    font-size: 0;
  }
  .officialWebTech>img{
    width: 100%;
    height: 100%;
    display: block;
    margin-top: -1px;
  }
  
  video {
    width: 100%;
  }

  .flex-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #000;
  }

  .flex-box video {
    width: 49.8%;
  }

  .section_4 {
    position: relative;
  }
  .section_4 img{
    width: 100%;
  }
  .section_4 video{
    position: absolute;
    top: 0;
    width: 28.2%;
    left: 6.8%;
  }

  #video-7{
    width: 92.4%;
    margin-left: 3.80%;
  }
  

  #video-9 {
    margin-top: -2px;
  }