body {
  background-image:
    linear-gradient(rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.8)),
    url("../images/arirang-drum.jpeg");
  background-attachment: fixed;
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
}

.container {
  max-width: 1400px;
  margin: 0 auto;
}

header {
  position: relative;
  color: white;
  text-align: center;
}

.hero-image {
  width: 100%;
  display: block;
}

.hero-content {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5));
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  padding: 20px 20px 40px 20px;
  box-sizing: border-box;
}

.logo {
  width: 80px;
}

.hero-text {
  text-align: center;
  width: 100%;
}

header h1 {
  font-family: "Playfair Display";
  font-weight: 700;
  font-size: 100px;
  line-height: 1;
  margin: 0;
}

header h2 {
  font-family: Roboto, sans-serif;
  font-weight: 400;
  font-size: 20px;
  line-height: 1.5;
  margin: 0;
}

header h4 {
  font-family: Roboto, sans-serif;
  font-weight: 900;
  font-size: 14px;
  line-height: 1.5;
  margin: 0;
}

header a {
  color: white;
  background-color: #ff1240;
  border-radius: 35px;
  padding: 12px 26px;
  display: inline-block;
  margin-top: 20px;
  font-family: Roboto, sans-serif;
  font-weight: 600;
  font-size: 14px;
  line-height: 1;
  text-decoration: none;
}

main {
  color: white;
  padding: 60px 80px;
  margin: 0 auto;
}

.grid {
  display: grid;
  gap: 40px;
}

.grid-2-columns {
  grid-template-columns: 1fr 1fr;
  align-items: top;
  padding: 30px;
  gap: 80px;
  margin-bottom: 60px;
  background-color: rgba(84, 82, 82, 0.185);
}

.grid-3-columns {
  grid-template-columns: 1fr 1fr 1fr;
}

.img-why-bts {
  max-width: 100%;
  border-radius: 20px;
  display: block;
  
}

.grid-3-columns-video {
  grid-template-columns: 1fr 1fr 1fr;
}

.three-mv {
  text-align: center;
  padding: 15px;
   max-width: 100%;
   margin-bottom: 60px;
   background-color: rgba(84, 82, 82, 0.185);
}

.video{
  background-color: rgba(110, 108, 108, 0.148);
  text-align: center;
  padding: 9px;
  display: flex;
  flex-direction: column;
}

.video iframe {
  width: 100%;
  aspect-ratio: 16 / 9;
}

.video .btn {
  margin-top: auto;
  align-self: center;
}

.btn {
 color: white;
  background-color: #ff1240;
  border-radius: 35px;
  padding: 16px 32px 16px 32px;
  display: inline-block;
  margin-top: 20px;
  font-family: Roboto, sans-serif;
  font-weight: 600;
  font-size: 16px;
  line-height: 1;
  text-decoration: none;
}

.more-songs {
  text-align: center;
  background-color: rgba(84, 82, 82, 0.185);
  padding: 9px;
  display: flex;
  flex-direction: column;
}

.spotify-card {
  padding: 9px;
}

main h4 {
  font-family: Roboto, sans-serif;
  font-weight: 900;
  font-size: 14px;
  letter-spacing: 2px;
  color: #ff1240;
  margin-bottom: 12px;
}

main h2 {
  font-family: "Playfair Display", serif;
  font-weight: 700;
  font-size: 36px;
  line-height: 1.2;
  margin-bottom: 20px;
}

main p {
  font-family: Roboto, sans-serif;
  font-weight: 400;
  font-size: 20px;
  line-height: 1.9;
  margin-bottom: 16px;
  color: rgba(255, 255, 255, 0.85);
}

footer {
  color: white;
  background-color: rgba(0, 0, 0, 0.5);
  padding: 40px 80px; 
}

footer ul {
  padding: 0;
}

footer li {
  list-style: none;
  margin: 0;
  padding: 5px;
}

footer a {
  color: white;
  text-decoration: none;
}

footer h3 {
  font-family:
    Playfair Display,
    sans-serif;
  font-weight: 700;
  font-size: 24px;
  line-height: 1;
  margin-bottom: 16px;
}

footer p {
  font-family: Roboto, sans-serif;
  font-weight: 400;
  font-size: 16px;
  line-height: 1.5;
}

@media (max-width: 800px) {
  .logo {
    width: 50px;
  }
  header h1 {
    font-size: 30px;
  }
  header h2 {
    font-size: 11px;
  }
  header a {
    margin-top: 8px;
    padding: 8px 16px;
    font-size: 12px;
  }
  .grid {
    grid-template-columns: 1fr;
  }
  .grid-2-columns {
    grid-template-columns: 1fr;
  }
  .img-why-bts {
    max-width:100%;
  }
  main {
    padding: 40px 20px;
  }

}

@media (max-width: 500px) {
  .logo {
    width: 35px;
    margin-bottom: 50px;
    margin-top: -13px;
  }

  header h1 {
    font-size: 25px;
  }

  header h2 {
    font-size: 9px;
  }

  header h4 {
    font-size: 8px;
  }
  header a {
    margin-top: 4px;
    padding: 5px 8px;
    font-size: 8px;
  }
  .grid {
    grid-template-columns: 1fr;
  }

  .img-why-bts {
    max-width: 100%;
  }

  main {
    padding: 30px 15px;
  }
}