#main {
  width: 100%;
  height: 100%;
  position: relative;
  text-align: center;
  margin: 0;
  overflow: hidden;
}

.section1_thumbnail {
  width: 100%;
  height: 100vh;
  display: flex;
  justify-content: center;
  margin: 0;
  overflow: hidden;
}

.hero-black {
  width: 1920px;
  background: black;
  z-index: 0;
  margin: 0;
  display: flex;
  justify-content: center;
}

.mainVidThumb {
  height: 118%;
  z-index: 0;
  opacity: .7;
  margin: 0;
}

.hero-wrap {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  z-index: 0;
  align-items: center;
  justify-content: center;
}

.hero-title {
  width: 100%;
  padding-bottom: 5%;
}

/* 동영상 모달 */
input[id*="popup"] {
  display: none;
}

input[id*="popup"]+label {
  position: absolute;
  display: inline-block;
  background: #FFCD4C;
  cursor: pointer;
  top: 50%;
  left: 50%;
  padding: 16px 30px;
  border-radius: 100px;
  transform: translate(-50%, 60%);
  transition: all .2s;
}

.button-text {
  margin: 0;
  font-family: 'GmarketSansMedium';
  font-size: 20px;
  color: #5826E8;
  transition: all .2s;
}

.button-box:hover {
  background: #5826E8;
}

.button-box:hover .button-text {
  color: #FFCD4C;
}

input[id*="popup"]:hover+label {
  color: #FFCD4C;
}

input[id*="popup"]+label+div {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 100;
}

input[id*="popup"]+label+div>div {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 1280px;
  background: #000000;
  z-index: 2;
}

input[id*="popup"]+label+div>div>label {
  position: absolute;
  top: 1%;
  right: 0;
  z-index: 1;
  cursor: pointer;
  opacity: .3;
  transition: all .2s;
  transform: translate(80px);
}

input[id*="popup"]+label+div>div>label>img {
  width: 60px;
}

input[id*="popup"]+label+div>div>label:hover {
  opacity: 1;
}

input[id*="popup"]+label+div>label {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, .6);
  z-index: 1;
}

input[id*="popup"]+label+div {
  opacity: 0;
  visibility: hidden;
  transition: all .5s;
}

input[id*="popup"]:checked+label+div {
  opacity: 1;
  visibility: visible;
}

.scrollDown {
  z-index: .2;
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translate(-50%, -50%);
  opacity: 1;
}

@media (max-width: 1024px) {
  .section1_thumbnail {
    width: 1024px;
  }

  .hero-title {
    width: 75%;
    padding-bottom: 0;
  }

  /* 동영상 모달 */
  input[id*="popup"]+label {
    padding: 10px 24px;
    transform: translate(-50%, 155%);
  }

  .button-text {
    font-size: 16px;
  }

  input[id*="popup"]+label+div>div {
    width: 768px;
  }

  /* close button */
  input[id*="popup"]+label+div>div>label {
    transform: translate(60px);
  }

  input[id*="popup"]+label+div>div>label>img {
    width: 40px;
  }
}

@media (max-width: 768px) {
  .section1_thumbnail {
    width: 100%;
  }

  .hero-title {
    width: 80%;
    padding-bottom: 10%;
  }

  input[id*="popup"]+label {
    padding: 12px 16px;
    transform: translate(-50%, 50%);
  }

  .button-text {
    font-size: 16px;
  }

  input[id*="popup"]+label+div>div>label {
    display: none;
  }

  input[id*="popup"]+label+div>div {
    width: 100vw;
  }

  .scrollDown {
    width: 15%;
    transform: translate(-50%, -650%);
  }
}

@media (max-width: 480px) {
  .scrollDown {
    width: 20%;
    bottom: 50%;
    transform: translate(-50%, 350%);
  }

  .button-text {
    font-size: 14px;
  }
}

@media (max-width: 360px) {
  .button-text {
    font-size: 13px;
  }

  .button-box {
    min-width: 180px;
  }
}