* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}
body {
  font-family: "Bai Jamjuree", sans-serif;
  overflow-x: hidden;
  transition: 1s;
}
button {
  border: none;
  padding: 1rem 5.8rem;
  border-radius: 3.5rem;
  background-color: hsl(171, 66%, 44%);
  font-size: 1rem;
  font-weight: 600;
  font-family: "Bai Jamjuree", sans-serif;
  color: white;
}
button:hover {
  opacity: 75%;
  cursor: pointer;
}
.brand__details {
  background-image: url(./images/bg-header-mobile.png);
  width: 100%;
  text-align: center;
  padding: 7rem 2rem 3.5rem 2rem;
}
.main__description {
  text-align: center;
  margin: 0rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.text__heading {
  font-size: 2rem;
  color: hsl(210, 10%, 33%);
}
.text__description {
  font-size: 17px;
  color: hsl(201, 11%, 66%);
  font-weight: 400;
  line-height: 1.6rem;
}
.main__buttons {
  margin: 2rem 0rem;
}
.ios__button {
  background-color: hsl(171, 66%, 44%);
  margin-bottom: 1.4rem;
}
.mac__button {
  background-color: hsl(233, 100%, 69%);
}
.small__text__heading {
  font-size: 1.8rem;
  color: hsl(210, 10%, 33%);
}
.section__2__description {
  text-align: center;
  margin: 6.5rem 2rem 4.5rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.section__3__image {
  margin: 0rem 2rem 4.5rem 2rem;
}
.image__settings {
  width: 100%;
  height: 100%;
}
.section__descriptions {
  margin: 0rem 2rem 7rem 2rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 3rem;
}
.descriptions {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}
.descriptions__2 {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}
.section__5 {
  margin: 0rem 2rem 9rem 2rem;
  text-align: center;
}
.section__5__row__1 {
  display: flex;
  flex-direction: column;
  gap: 4rem;
  text-align: center;
  margin: 5rem 0rem 8rem 0rem;
}
.sub__text__heading {
  font-size: 1.5rem;
  color: hsl(210, 10%, 33%);
}
.section__5__row__1__sub {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.row__1__images {
  margin-bottom: 1.8rem;
}
.section__5__row__2 {
  display: flex;
  flex-direction: column;
  gap: 4rem;
}
.section__6 {
  margin: 0rem 1.6rem 8rem 1.6rem;
  text-align: center;
}
.footer__section {
  padding: 3.5rem 6.5rem;
  text-align: center;
  background-color: #faf9f9be;
}
.footer__logo {
  width: 3.5rem;
  height: 3.5rem;
}
.footer__columns {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin: 2.5rem 0rem 3rem 0rem;
}
.footer__columns__sub {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.footer__links {
  cursor: pointer;
  color: hsl(210, 10%, 33%);
  font-size: 1.1rem;
  font-weight: 500;
}
.footer__links:hover {
  color: hsl(171, 66%, 44%);
}
.footer__icons {
  display: flex;
  flex-direction: row;
  gap: 3rem;
}
.fackbook__icon:hover,
.twitter__icon:hover,
.instagram__icon:hover {
  cursor: pointer;
  filter: invert(0.5) sepia(1) saturate(5) hue-rotate(125deg);
}

@media (min-width: 768px) {
  .brand__details {
    background-image: url(./images/bg-header-desktop.png);
    padding: 9rem 4rem 3.5rem 4rem;
  }
  .main__buttons {
    margin: 2rem 1rem;
  }
  .main__description {
    margin: 0rem 8rem;
  }
  .ios__button {
    padding: 1rem 2.5rem;
    margin-right: 10px;
  }
  .mac__button {
    padding: 1rem 2.5rem;
  }
  .section__2__description {
    margin: 5rem 7.5rem 4rem 7.5rem;
  }
  .small__text__heading {
    font-size: 1.6rem;
  }
  .section__3__image {
    margin: 0rem 7.5rem 4rem 7.5rem;
  }
  .section__descriptions {
    margin: 0rem 7.5rem 4rem 7.5rem;
  }
  .section__4 {
    margin-top: 6rem;
  }
  .section__5 {
    margin: 0rem 7.5rem 9rem 7.5rem;
  }
  .section__6 {
    margin: 0rem 6rem 8rem 6rem;
  }
  .footer__section {
    display: flex;
    flex-direction: row;
    padding: 2.5rem 3.5rem;
    text-align: left;
  }
  .footer__columns {
    flex-direction: row;
    margin: 0rem 2rem 0rem 2rem;
  }
  .footer__columns__sub {
    gap: 1rem;
  }
  .footer__icons {
    gap: 2rem;
  }
}

@media (min-width: 1024px) {
  .brand__details {
    padding: 10rem 3rem 3.5rem 3rem;
  }
  .main__description {
    margin: 0rem 23rem;
  }
  .text__heading {
    font-size: 2.4rem;
  }
  .section__2__description {
    margin: 7rem 23rem 6rem 23rem;
  }
  .small__text__heading {
    font-size: 1.8rem;
  }
  .section__3 {
    display: flex;
  }
  .section__3__image {
    margin: 0rem 0rem 6rem 0rem;
    transform: translateX(-4%);
  }
  .image__settings {
    width: 100%;
    height: 100%;
  }
  .section__descriptions {
    margin: 3rem 5rem 0rem 5rem;
  }
  .descriptions {
    text-align: left;
  }
  .section__4 {
    margin: 3rem 15.5rem 0rem 15.5rem;
  }
  .descriptions__2 {
    text-align: center;
  }
  .section__5 {
    margin: 6rem 7rem 9rem 7rem;
  }
  .section__5__row__1 {
    flex-direction: row;
    margin: 5rem 5rem 10rem 0rem;
    gap: 1rem;
  }
  .section__5__row__2 {
    flex-direction: row;
    gap: 6rem;
  }
  .section__6 {
    margin: 0rem 20rem 8rem 20rem;
  }
  .footer__section {
    display: flex;
    gap: 5rem;
    padding: 2.5rem 8rem;
  }
  .footer__columns {
    margin: 0rem 8rem 0rem 0rem;
  }
  .footer__columns__sub {
    gap: 1rem;
    margin: 0rem 2rem;
  }
  .footer__icons {
    margin-top: 1.5rem;
    gap: 2rem;
  }
}

@media (min-width: 1440px) {
  .text__description {
    font-size: 20px;
  }
}