@media (max-width: 768px) {
  /* 1.头部变化 */
  .header {
    display: none;
  }
  .header-m {
    display: block;
    width: 100%;
    height: 80px;
  }
  .header-m.active {
    height: 40px;
    background-color: rgba(255, 255, 255, 0.4);
    box-shadow: 0 1px 10px rgba(0, 0, 0, 0.3);
  }
  .header-m .header-c {
    transition: all 0.5s ease-in;
    display: block;
    width: 100%;
    height: 100%;
    padding: 0;
    margin: auto;
    padding-left: 0;
    display: flex;
  }
  .header-m .header-c .logo {
    width: 89px;
    margin-left: 15px;
  }
  .header-m .header-c .logo .logo1 {
    width: 89px;
    display: block;
  }
  .header-m .header-c .logo .logo2 {
    width: 24px;
    padding: 4px 0 0 32px;
    display: block;
  }
  /* 工具栏 */
  .header-m .header-c .btn {
    display: block;
    font-family: "iconfont";
    width: 40px;
    height: 40px;
    margin-right: 15px;
    font-size: 30px;
    text-align: center;
    line-height: 40px;
  }

  .header-m .header-c .icon-caidan {
    transition: all 0.4s linear;
  }
  .header-m .header-c .icon-close {
    transform: rotate(-90deg);
    transition: all 0.4s linear;
  }
/* 导航栏 */
  html,
  body {
    width: 100%;
    height: 100%;
  }
  .content {
    width: 100%;
    height: 100%;
  }
.header-m .header-c .nav .nav-item {
    margin-left:0px;
    /* padding: 25px 0; */
}
.header-m .header-c .nav a:after { 
    width:0;
    height: 0px;
    /* background-color: #b9ab77; */
}
.header-c .nav  a{
  color: #1d1d1d;
  line-height:0px;
}
.header-m .header-c .nav .nav-item{
  padding: 25px;
}
.header-m .header-c .nav .nav-item:first-child{
  padding-top: 65px;
}
.header-c .nav .active a {
  transform: scale(1);
  color: #b9ab77;
}
.header-c .nav .nav-item:hover a {
  transform: scale(1);
  color: #1d1d1d;
}
  .header-m .header-c .nav {
    display: none;
    position: fixed;
    left: 0;
    top: 40px;
    width: 100%;
    height: calc(100% - 40px);
    z-index: 20;
    background-color: rgba(255, 255, 255, 0.3);
  }
  .header-m .header-c .nav.active {
    display: block;
  }
  .containner.active{
    filter: blur(9px);
    overflow: hidden;
    width: 100%;
    height: 100%;
  }
  /* 头部导航栏 */

  /*2. bananer */
  .banner .swiper-button-next,
  .banner .swiper-button-prev {
    display: none;
  }
  /* 3.内容 */
  /* 3.1婚纱礼服 */
  .main-c {
    width: 100%;
  }
  .main-c .wedding {
    margin-top: 40px;
  }
  .title {
    width: 100%;
    text-align: center;
    font-size: 20px;
    padding: 60px 0 35px;
  }
  .title .eng {
    font-size: 13px;
  }
  .wedding > .swiper {
    padding: 60px 0px 0;
    margin: 0 10px;
  }

  /* 轮播 */
  .wedding .swiper-pagination-bullet {
    padding: 0;
}
  .wedding .swiper-contai {
    display: none;
  }
  .wedding .swiper-contai.swiper {
    display: block;
  }
  .wedding .swiper-pagination-bullet {
    font-size: 13px;
    width: 22%;
    padding-top: 13px;
    box-sizing: border-box;
  }
  .wedding .swiper-pagination {
    z-index: 10;
    top: 0;
  }
  .wedding .swiper-wrapper {
    width: 100%;
  }
  /* swiper图片 */
  .swiper .swiper-wrapper .swiper-slide {
    display: flex;
    flex-wrap: wrap;
    height: 100%;
  }
  .swiper .swiper-wrapper .swiper-slide {
    filter: grayscale(0%);
  }
  .swiper .swiper-wrapper .swiper-slide img {
    width: 48%;
    margin-right: 5px;
  }
  /* 更多 */
  .wedding .more {
    margin: 40px auto;
  }
  /* 3.2 珠宝 */
  .jewelry-c {
    width: 100%;
    margin: 0 auto;
  }
  .jewelry-c .title {
    padding: 60px 0 35px;
  }
  .jewelry {
    padding-bottom: 70px;
  }
  .jewelry-c .nav {
    display: flex;
    flex-direction: column;
    height: 100%;
  }
  .jewelry-c .nav .nav-item {
    margin: auto;
  }
  .jewelry-c .nav .nav-item img {
    width: 325px;
    vertical-align: middle;
  }
  .jewelry-c .nav .nav-item .mask {
    opacity: 1;
  }
  .jewelry-c .more {
    margin: 70px auto 0;
  }

  /* 3.3 最新活动 */

  .activvities .activvities-c .swiper-about {
    display: block;
    overflow: hidden;
}
  .activvities .activvities-c {
    width: 100%;
    margin: 0 auto;
  }
  .activvities .activvities-c .title {
    padding: 60px 0 35px;
  }
  .activvities .activvities-c .nav {
    display: none;
  }
  /* 轮播 */
  .activvities-c .swiper-container .nav {
    display: block;
  }
  .swiper-about{
    padding-right: 20px;
  }
  .swiper-about .swiper-wrapper {
    width: 100%;
  }
  .swiper-about .swiper-slide {
    width: 100%;
    box-sizing: border-box;
    display: flex;
    justify-content: space-between;
  }
  .swiper-about .swiper-slide img {
    width: 50%;
    height: 238px;
  }
  .swiper-about .swiper-slide .mask {
    width: 50%;
    height: 238px;
    padding:10px ;
    box-sizing: border-box;
    background-color: RGB(241, 239, 240, 0.9);
  }
  .swiper-about .swiper-slide .mask h3{
    font-size: 20px;
    color: #939393;
    margin-bottom: 15px;
  }
  .swiper-about  .mask h3 span{
    font-size: 12px;
  }
  .swiper-about  .mask h4{
    font-size: 14px;
    font-weight: bolder;
  }
  .swiper-about  .mask p{
    font-size: 13px;
    margin-top: 20px;
    margin-bottom: 55px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    color: #000;
  }
  .activvities-c .more{
    margin: 20px auto 0;
}
.activvities {
  padding-bottom: 20px;
}
/*3.4 设计师  */
.designers .designers-c {
  width: 100%;
  margin: 0 auto;
  margin-bottom: 20px;
}
.designers-c .nav {
  display: flex;
 flex-direction: column;
 justify-content: center;
 align-items: center;
}
.designers-c .text a {
  margin:30px auto 100px;
  width: 60px;
  height: 36px;
  line-height: 36px;
}
/* 4.底部 */
.footer{
  height: 80px;
}
.footer-c {
  width:100%;
  margin: 0 auto;
  display:flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.footer-c .left {
  height: 100%;
}
.footer-c .left p {
  line-height: 24px;
  margin: 0;
}
.footer-c .right p, .footer-c {
  line-height: 24px;
}
.footer-c .right p, .footer-c .right a {
  margin-right: 0px;
  margin-left: 10px;
  line-height: 24px;
}
  /* 最外面 */
}