body {
  margin: 0;
  padding: 0;
  font-family: "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue", sans-serif;
}

.container {
  padding: 0;
}

.row {
  margin: 0;
}

.home {
  max-width: 1200px;
}

.banner {
  width: 100%;
  background-color: #000;
  height: 680px;
}

.banner-image,
.banner-box {
  height: 680px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.banner-image img {
  vertical-align: middle;
}

.main-title {
  font-size: 4.5rem;
  color: #fff;
  font-weight: 400;
}

.second-title {
  font-size: 2.5rem;
  color: #dadada;
  font-weight: 400;
}

.banner-doc {
  padding: 2rem;
}

.price {
  font-size: 2.5rem;
  color: #b3b3b3;
  margin-top: 2rem;
}

.original-price {
  color: #414141;
  font-size: 1.6rem;
  text-decoration: line-through;
  text-decoration-color: #920610;
}

.btn-red {
  background-color: #f60515;
  border: none;
  font-size: 2rem;
  color: #fff !important;
  padding: 1rem 4rem;
}

.btn-red:hover {
  background-color: #cc010e;
}

.buy-btn {
  margin-top: 1rem;
}

@media screen and (max-width: 1199px) {
  .banner,
  .banner-image,
  .banner-box {
      height: 600px;
  }
  .main-title {
      font-size: 2.5rem;
  }
  .second-title {
      font-size: 1.5rem;
  }
  .price {
      font-size: 2rem;
  }
  .btn-red {
      font-size: 1.5rem;
      padding: .5rem 2rem;
  }
}

@media (max-width: 767px) {
  .banner {
      height: 900px;
  }
  .banner-doc {
      padding: 1rem 2rem;
  }
  .banner-image,
  .banner-box {
      margin-top: 1rem;
      height: auto;
      justify-content: flex-start;
  }
  .banner-image {
      margin-top: 0;
  }
  .price {
      margin-top: 1rem;
  }
  .main-title {
      font-size: 2rem;
  }
  .second-title {
      font-size: 1rem;
  }
  .price {
      font-size: 1.5rem;
  }
  .original-price {
      font-size: 1rem;
  }
  .btn-red {
      font-size: 1rem;
      padding: .5rem 2rem;
  }
  .banner-image {
      padding: 0 6rem;
  }
}

@media (max-width: 575px) {
  .banner-image {
      margin-top: 3rem;
      padding: 0 2rem;
  }
}

@media (max-width: 420px) {
  .banner-image {
      padding: 0;
  }
}