.container {
  width: 100%;
  height: 100vh;
  background-color: #ffffff;
  position: relative;
}

.container .head {
  position: relative;
  width: 100%;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #ffffff;
  box-sizing: border-box;
  padding: 0 0.83rem;
  border-bottom: 1px solid #dcdcdc;
}

.container .head .left {
}

.container .head .left .logo {
  width: 8.42rem;
  height: 1.33rem;
}

.container .head .right {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.container .head .right .menu {
  width: 1.33rem;
  height: 1.33rem;
  cursor: pointer;
}

.container .menu-list {
  position: absolute;
  left: 0;
  right: 0;
  top: 2.5rem;
  background: white;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  z-index: 100;
  box-sizing: border-box;
  padding: 0 1rem;
  height: 0;
  overflow: hidden;
  transition: height 0.3s ease, opacity 0.3s ease;
  opacity: 0;
}

.container .menu-list.active {
  height: 13rem;
  opacity: 1;
}

.container .menu-list .menu-item {
  width: 100%;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-sizing: border-box;
  font-size: 1.3rem;
  border-bottom: 1px solid #dcdcdc;
}
.container .menu-list .menu-item:last-child {
  border-bottom: none;
}

.container .menu-list .menu-item a {
  width: 100%;
  height: 100%;
  box-sizing: border-box;
  padding: 0 1rem;
  line-height: 3rem;
  color: #000;
  font-size: 1.25rem;
}

.container .content {
  width: 100%;
  box-sizing: border-box;
  overflow: auto;
}
.container .content .img1 {
  height: 17.5rem;
  width: 100%;
}

.container .banner {
  width: 100%;
  height: 13.33rem;
  position: relative;
  overflow: hidden;
}

.container .product .item img {
  width: 100%;
}

.container .introduce {
  width: 100%;
  margin-top: 0.42rem;
  box-sizing: border-box;
  padding: 0 0.42rem;
}

.container .introduce .brand {
  width: 100%;
  border-radius: 5px;
  margin-bottom: 0.42rem;
}

.container .introduce .brand img {
  border-radius: 5px;
}

.container .product {
  width: 100%;
  box-sizing: border-box;
  padding: 0 0.42rem;
}