.container {
  width: 80%;
  margin: 0 auto;
}
@media (min-width: 1600px) {
  .container {
    width: 1300px;
  }
}
@media (max-width: 1600px) {
  .container {
    width: 1300px;
  }
  header nav .nav-links li a {
    font-size: 20px;
  }
}
@media (max-width: 1400px) {
  .container {
    width: 1100px;
  }
  header nav .nav-links li a {
    font-size: 18px;
  }
  #advantages {
    padding-top: 90px;
    padding-bottom: 90px;
  }
  #advantages .container .title {
    font-size: 50px;
    line-height: 65px;
    margin-bottom: 60px;
  }
  #advantages .container ul li {
    width: 267px;
    height: 401px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    margin-bottom: 38px;
    position: relative;
    padding: 22px;
  }
  #advantages .container ul li span {
    width: 40px;
    height: 40px;
  }
  #advantages .container ul li .p1 {
    font-size: 20px;
  }
  #Contact .container {
    padding: 65px 55px 85px 65px;
  }
  #Contact .container .title {
    font-size: 44px;
    margin-bottom: 80px;
  }
  #Contact .container .content .left {
    width: 360px;
  }
  #Contact .container .content .right {
    width: 480px;
  }
  #Contact .container .content .right div img {
    width: 223px;
    height: 64px;
  }
  #application .container ul li .bottom div {
    width: 457px;
  }
  #home .container {
    padding-top: 100px;
  }
  #home {
    padding-bottom: 120px;
  }
  header nav .logo a {
    font-size: 24px;
  }
  header nav .nav-links li {
    margin-right: 30px;
  }
  #footer .container .left .logo span {
    font-size: 45px;
    line-height: 55px;
  }
}
@media (max-width: 1200px) {
  .container {
    width: 1000px;
  }
  header nav .nav-links li {
    margin-right: 30px;
  }
  header nav .logo {
    width: 360px;
  }
  header nav .nav-links li a {
    font-size: 16px;
  }
  #home {
    padding-bottom: 100px;
  }
  #home .container {
    padding-top: 80px;
  }
  #home .container .p1 {
    font-size: 53px;
  }
  #advantages {
    padding-top: 80px;
    padding-bottom: 80px;
  }
  #advantages .container .title {
    font-size: 40px;
    line-height: 50px;
    margin-bottom: 50px;
  }
  #advantages .container ul li {
    width: 228px;
    height: 375px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    margin-bottom: 38px;
    position: relative;
    padding: 18px;
  }
  #advantages .container ul li span {
    width: 40px;
    height: 40px;
  }
  #advantages .container ul li .p1 {
    font-size: 18px;
  }
  #Contact .container {
    padding: 60px 50px 80px 60px;
  }
  #Contact .container .title {
    font-size: 44px;
    margin-bottom: 80px;
  }
  #Contact .container .content .left {
    width: 300px;
  }
  #Contact .container .content .right {
    width: 440px;
  }
  #Contact .container .content .right div img {
    width: 203px;
    height: 56px;
  }
  #application .container ul li .bottom div {
    width: 410px;
  }
  header nav .logo a {
    font-size: 22px;
  }
  header nav .nav-links li {
    margin-right: 25px;
  }
  #application {
    padding: 90px 0;
  }
  #footer .container .left .logo span {
    font-size: 40px;
    line-height: 50px;
  }
  header nav .nav-links a.active {
    font-size: 22px;
  }
}
@media screen and (max-width: 768px) {
  body {
    width: 1200px;
  }
  .container {
    width: 1000px;
  }
}