* {
  margin: 0;
  padding: 0;
}

.s-header {
  height: 80px;
  box-sizing: border-box;
  padding: 20px 40px 20px 100px;
  margin-bottom: 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 2px 0 0 rgba(0, 0, 0, 0.05);
  flex-wrap: nowrap;
}

.right-link {
  margin: 10px;
  height: 20px;
  line-height: 20px;
  vertical-align: middle;
  text-align: center;
  font-family: BalooChettan2;
  font-size: 16px;
  font-weight: 500;
  color: rgba(0, 0, 0, 0.8);
  white-space: nowrap;
}

.right-link:link,
.right-link:visited,
.right-link:hover,
.right-link:active{
    color: rgba(0, 0, 0, 0.8);
}

.s-header .left {
  margin-right: 20px;
}

.s-header .right {
  display: flex;
  flex-wrap: nowrap;
  justify-content: flex-start;
  align-items: center;
}

.title {
  text-align: center;
  font-size: 48px;
  font-weight: bold;
  font-stretch: normal;
  font-style: normal;
  line-height: normal;
  letter-spacing: normal;
  text-align: center;
  color: rgba(0, 0, 0, 0.8);
  font-family: BalooChettan2;
  margin: 40px auto;
  max-width: 920px;
}

.desc {
  font-family: BalooChettan2;
  font-size: 20px;
  font-weight: 500;
  color: rgba(0, 0, 0, 0.8);
  max-width: 920px;
  margin: 40px auto;
}

.ytb-container {
  width: 520px;
  height: 292px;
  object-fit: contain;
  margin: 40PX auto;
  border-radius: 10PX;
  overflow: hidden;
  border: 2PX solid #000;
}

.ytb-container iframe {
  width: 100%;
  height: 100%;
}

.s-banner {
  padding: 0 100px;
  display: block;
  position: relative;
}

.s-banner-img {
  width: 100%;
  height: auto;
  max-height: 240px;
  max-width: 1240px;
  display: block;
  margin: 0 auto;
}

.start-video-btn {
  font-family: BalooChettan2;
  position: absolute;
  bottom: 20px;
  left: 50%;
  color: #fff;
  background-color: #fd4319;
  border-radius: 22px;
  text-align: center;
  transform: translateX(-50%);
  width: 335px;
  height: 44px;
  line-height: 44px;
  overflow: hidden;
  cursor: pointer;
  text-decoration: none;
}

.home__start_video_chat_light {
  width: 44px;
  height: 100%;
  position: absolute;
  top: 0px;
  left: 0px;
  animation: pcHomeLight 3s linear infinite;
}

@keyframes pcHomeLight {
  0% {
    left: 0px;
  }

  100% {
    left: 100%;
  }
}


@media screen and (max-width: 768px){
  .ytb-container {
    width: 335px;
    height: 188px;
    margin: 20px auto;
  }

  .s-header {
    justify-content: flex-start;
    padding: 0 0 0 20px;
    margin-bottom: 0;
  }

  .s-banner {
    padding: 0;
  }

  .start-video-btn {
    width: 142px;
    height: 30px;
    line-height: 30px;
    bottom: 8px;
  }

  .title {
    font-size: 24px;
    max-width: 335px;
    margin: 20px auto;
  }

  .desc {
    max-width: 335px;
    margin: 20px auto;
  }
}