.youtube {
    position: relative;
    width: 100%;
    max-width: 1920px;
    overflow: hidden;
    max-height: 700px;
     margin: 0 auto;
  }
  .youtube .youtube__area::before{content: "";display: block;width: 100%;height: 0;padding-top: 56.25%;}
  .youtube__area {
    .youtube .youtube__area{width: 1920px; position: absolute;left: 50%;margin-left: calc(1920px / -2);top: 50%;margin-top: calc(1920px * 9 / 16 / -2);}
  }
  
  #player {
    max-width: 1920px;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
  }

  .youtube__cover {
    background-color: rgb(0, 0, 0, 0.3);position: absolute;top: 0;left: 0;height: 100%;width: 100%;
  }

.layerpopup{
position: absolute; 
width: 100%;
max-height: 300px;
padding: 20px;     
top: 400px;
padding : 20px;

z-index: 10;
}
.btn-close-main-notice{
    display: block;
}
.img-04{
    width: 100%;
    border-radius: 10px;
}

.layerpopup .inner{
border-radius: 10px;
max-width:600px;
height: 100%;
margin: 0 auto;
position:relative;
}

.btn-close-main-notice{
position:absolute;
top:10px;
right:10px;
    margin: 0 auto;
    width: 100px;
    height: 30px;
    border: 1px solid rgb(78, 78, 78);
    border-radius: 5px;
    background-color: rgb(70, 70, 90);
    color: white;
    cursor: pointer;
    transition: .3s;
    font-size: 16px;
    font-weight: 700;
}

.btn-close-main-notice:hover{
    background-color: white;
    color: rgb(70, 70, 90);
}