.header,
.ull,
.main {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
}
.header{
padding-top: 12px;
}
.footer_twiter {
  display: flex;
      align-items: center;
}
.footer_twiter li {
  margin-right: 26px;
  font-size: 40px;
}
.lo {
  font-family: Arial, Arial;
  font-weight: 900;
  font-size: 40px;
  color: #333333;
  line-height: 48px;
  margin: 0 auto;
}
.ull {
  display: flex;
  font-family: Arial, Arial;
  font-weight: bold;
  font-size: 16px;
  color: #333333;
  line-height: 20px;
  background: #ffdf40;
  margin-top: 24px;
  position: relative;
  justify-content: center;
}
.ull li {
  padding: 24px;
}
.search {
  background: #333333;
  color: #ffffff;
  position: absolute;
  right: 0;
}
.yinnone,.guan{
    display: none;
}
@media (max-width: 1250px) {
  .header,
  .ull,
  .main {
    width: 95%;
  }
}

@media (max-width: 768px) {
  .ull,
  .footer_twiter {
    display: none;
  }
  .yinnone{
  display: block;
  }
  .ictegory2 {
    background: #ffdf40;
    padding: 12px 48px;
  }
  .search {
    position: initial;
    padding: 12px 48px;
  }

  .header {
    justify-content: space-between;
    padding: 24px 0;
  }

  .lo {
    font-size: 32px;
    line-height: 40px;
    margin-left: 0;
  }

  .yinnone {
    display: flex;
  }

  .icon-home3:before,.icon-category2:before {
    font-size: 26px;
  }

  .icon-search:before {
    font-size: 26px;
  }
}
@media (max-width: 765px) {
  .lo {
    font-size: 24px;
    line-height: 32px;
  }

  .icon-category2:before {
    font-size: 20px;
  }
  .icon-home3:before,.icon-search:before {
    font-size: 20px;
  }
  .ictegory2 {
    padding: 8px 24px;
  }
  .search {
    padding: 8px 24px;
  }
}