@media only screen and (max-width: 1280px) {
  .content {
    width: 94%;
  }


  /*首页*/
  .header{
    padding: 0 1rem 0 0.3rem;
  }
  .nav{
    display: none;
  }
  .menu {
	  position: absolute;
	  top: 0.4rem;
	  right: 0.3rem;
	  display: flex;
	  align-items: center;
	  justify-content: center;
	  flex-direction: column;
	  width: 0.35rem;
	  height: 0.5rem;
	  transition: transform 250ms ease;
	  cursor: pointer;
	  z-index: 200;
		display: block;
	}
	.menu span {
	  position: relative;
	  display: block;
	  width: 100%;
	  height: 2px;
    margin-top: 0.03rem;
	  background: #1670c0;
	  transition: transform 250ms ease;
	  z-index: 200;
	}
  .menu span:nth-of-type(1) {
    transform: translateY(-6px);
  }
  .menu span:nth-of-type(3) {
    transform: translateY(6px);
  }
  #menu {
    display: none;
  }
  #menu:checked ~ .menu {
    background-color: transparent;
    transition: transform 250ms ease;
  }
  #menu:checked ~ .menu span {
    background-color: #fff !important;
    transition: transform 250ms ease;
    margin: 0;
  }
  #menu:checked ~ .menu span:nth-of-type(1) {
    transform: translateY(1px) rotate(45deg);
    width: 100% !important;
  }
  #menu:checked ~ .menu span:nth-of-type(2) {
    display: none;
  }
  #menu:checked ~ .menu span:nth-of-type(3) {
    transform: translateY(-1px) rotate(-45deg);
    width: 100% !important;
  }
  #menu:checked ~ .nav02 {
    display: block;
    transition: 500ms ease;
  }
	.nav02 {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    padding: 6% 0;
    box-sizing: border-box;
    overflow-y: scroll;
    background: #1670c0;
    transition: 500ms ease;
    z-index: 99;
    display: none;
  }
	.nav02 li {
    position: relative;
    display: block;
    border-bottom: 1px dashed rgba(255, 255, 255, 0.38);
    font-size: 0.18rem;
    line-height: 0.6rem;
    text-indent: 5%;
    color: #fff;
  }
  .nav02 li a {
    position: relative;
    display: block;
    margin: 0;
    text-decoration: none;
    text-transform: uppercase;
  }
  .nav02 li h1{
    font-size: 0.18rem;
    line-height: 0.6rem;
    font-weight: normal;
    background: url(../images/arrow_01.png) no-repeat 95% center;
    background-size: 0.1rem 0.21rem;
  }
  .nav02 li.current h1 {
    background: url(../images/arrow_02.png) no-repeat 95% center;
    background-size: 0.21rem 0.1rem;
  }
  .nav03 {
    width: 100%;
    margin: 0 0 0.3rem 0;
    display: none;
  }
  .nav03 li {
    border: none;
    font-weight: normal !important;
    line-height: 0.5rem;
    font-size: 0.18rem;
    color: rgba(255, 255, 255, 0.8);
  }
  .banner .swiper-button-prev{
    left: 0.3rem;
  }
  .banner .swiper-button-next{
    right: 0.3rem;
  }
  .bn_con h1{
    font-size: 0.5rem;
    line-height: 0.6rem;
  }

  .about_bg{
    padding: 1rem 0 3rem;
  }
  .about_left{
    float: none;
    width: 100%;
    padding-left: 10%;
  }
  .about_right{
    float: none;
    width: 100%;
  }
  .pro_tit{
    position: static;
    top: auto;
    left: auto;
  }
  .pro_left{
    float: none;
    width: 100%;
    padding: 0;
  }
  .pro_right{
    float: none;
    width: 100%;
    padding: 0.6rem 0;
  }
  .pro_right li{
    float: left;
    width: 46%;
    margin-right: 4%;
  }
  .news_pic{
    height: 1.7rem;
  }
  .f_nav{
    display: none;
  }


  /* 公司简介 */
  .xcp{
    height: 5rem;
  }


  /* 国标镁锭99.90 */
  .product_pic{
    height: 2rem;
  }


  /* 国标镁锭图文详情 */
  .n_list li{
    width: 33%;
  }
  .n_list li:nth-child(1) .flx_w{
    flex-flow: wrap;
  }
  .n_list li:nth-child(1) .text{
    text-align: left;
  }
  .n_list li:nth-child(1) {
    top: auto;
    bottom: 0.5rem;
    margin-top: 0;
  }
  .n_list li:nth-child(3) {
    top: auto;
    right: 0;
    bottom: 0.5rem;
    margin-top: 0;
  }
  .n_list li .text{
    width: calc(100% - 1rem);
    width: -webkit-calc(100% - 1rem);
  }
  .tese_tit{
    margin-bottom: 0.6rem;
  }
  .tese_con{
    width: 94%;
  }
  .tese_top{
    display: block;
  }
  .tese_left{
    float: none;
    width: 100%;
    margin: 0 0 0.5rem;
  }
  .tese_right{
    float: none;
    width: 100%;
  }
  .canshu_box{
    width: 94%;
  }


  /* 国标异型锭 */
  .pro_pic{
    width: 2rem;
  }
  .pro_r{
    width: calc(100% - 2rem);
  }
}

@media only screen and (max-width: 1023px) {
  body{
    font-size: 0.26rem;
  }
  img{
    width: 100%;
  }
  .pc{
    display: none;
  }
  .phone{
    display: block;
  }


  /*首页*/
  .nav02 li{
    line-height: 0.8rem;
    font-size: 0.28rem;
  }
  .nav02 li h1{
    line-height: 0.8rem;
    font-size: 0.28rem;
  }
  .top_tel{
    display: none;
  }
  .top_lug{
    font-size: 0.27rem;
  }
  .menu{
    width: 0.5rem;
    top: 0.35rem;
  }
  .about_left h1{
    font-size: 0.28rem;
  }
  .about_left h2 b{
    font-size: 0.5rem;
  }
  .about_left h2 span{
    font-size: 0.24rem;
  }
  .about_txt{
    font-size: 0.26rem;
    line-height: 0.48rem;
    height: 2.4rem;
    margin-bottom: 0.26rem;
  }
  .about_more{
    width: 2rem;
    height: 0.6rem;
    line-height: 0.6rem;
    font-size: 0.26rem;
  }
  .videoBox{
    width: 94%;
  }
  .pro_tit h1{
    line-height: 0.8rem;
  }
  .pro_tit h2{
    line-height: 0.6rem;
  }
  .pro_txt{
    font-size: 0.26rem;
    line-height: 0.44rem;
    height: 2.2rem;
  }
  .pro_more{
    width: 2.2rem;
    height: 0.6rem;
    line-height: 0.6rem;
    font-size: 0.28rem;
  }
  .news_tit h1{
    line-height: 0.8rem;
  }
  .news_tit h2{
    line-height: 0.6rem;
  }
  .news_con{
    padding: 0.16rem;
  }
  .news_pic{
    height: 2rem;
  }
  .news_tt{
    font-size: 0.28rem;
    line-height: 0.56rem;
    height: 0.56rem;
  }
  .news_txt{
    font-size: 0.26rem;
    line-height: 0.38rem;
    height: 0.76rem;
  }
  .news_date{
    font-size: 0.25rem;
  }
  .news_more{
    width: 2.2rem;
    height: 0.6rem;
    line-height: 0.6rem;
    font-size: 0.28rem;
  }
  .f_tel{
    width: 47%;
    height: 1.8rem;
    padding: 0.08rem 0 0 0.88rem;
    font-size: 0.24rem;
    line-height: 0.44rem;
  }
  .f_tel img{
    top: 0.2rem;
  }
  .f_tel h1{
    font-size: 0.32rem;
    line-height: 0.44rem;
  }
  .f_code li{
    width: 1.4rem;
  }
  .f_code h1{
    font-size: 0.24rem;
    line-height: 0.36rem;
  }
  .f_code img{
    width: 1.4rem;
    height: 1.4rem;
  }
  .links_box{
    display: none;
  }
  .copyright{
    line-height: 0.34rem;
    font-size: 0.24rem;
    padding: 0.2rem 0 0.1rem;
  }
  .copyright img{
    width: 0.28rem;
    height: 0.3rem;
  }


  /* 公司简介 */
  .bn_txt{
    font-size: 0.28rem;
  }
  .com_box{
    display: block;
  }
  .com_left{
    float: none;
    width: 100%;
    border-right: none;
  }
  .com_tit{
    width: 100%;
    text-align: center;
    font-size: 0.5rem;
    line-height: 0.6rem;
  }
  .com_list{
    padding-left: 5%;
  }
  .com_list ul{
    margin-right: -10%;
  }
  .com_list li{
    float: left;
    width: 40%;
    margin-right: 10%;
    font-size: 0.29rem;
    line-height: 0.44rem;
  }
  .com_list h1{
    font-size: 0.52rem;
    line-height: 0.62rem;
  }
  .com_right{
    width: 100%;
    padding-left: 0;
    font-size: 0.26rem;
    line-height: 0.48rem;
  }
  .com_right h1{
    font-size: 0.35rem;
    margin-bottom: 0.2rem;
  }
  .xcp{
    height: 4rem;
  }
  .culture .swiper-slide{
    height: 5rem;
  }
  .culture img{
    width: 0.9rem;
    height: 0.9rem;
  }
  .culture h1{
    line-height: 0.8rem;
    height: 0.8rem;
    font-size: 0.32rem;
  }
  .culture_txt{
    font-size: 0.27rem;
    line-height: 0.46rem;
    height: 1.84rem;
  }


  /* 国标镁锭99.90 */
  .title{
    font-size: 0.26rem;
    line-height: 1rem;
  }
  .product ul{
    margin-right: -3%;
  }
  .product li{
    width: 47%;
    margin: 0 3% 0.53rem 0;
  }
  .product_pic{
    height: 2.4rem;
  }
  .product_tit{
    font-size: 0.28rem;
    line-height: 0.68rem;
    height: 0.68rem;
  }
  .product_txt{
    font-size: 0.24rem;
    line-height: 0.38rem;
    height: 1.14rem;
  }
  .product_more{
    font-size: 0.26rem;
    line-height: 0.5rem;
  }


  /* 国标镁锭图文详情 */
  .int_bg{
    padding: 0.5rem 0 1.8rem;
  }
  .int_tit h2{
    font-size: 0.4rem;
    line-height: 0.6rem;
  }
  .int_tit .en{
    font-size: 0.26rem;
    line-height: 0.44rem;
  }
  .n_list li{
    width: 30%;
    padding-left: 3%;
    text-align: center;
  }
  .n_list li .flx_w {
    display: block;
  }
  .n_list li:nth-child(1) .flx_w{
    display: block;
  }
  .n_list li:nth-child(1) {
    top: auto;
    bottom: -0.2rem;
    margin-top: 0;
  }
  .n_list li:nth-child(2) {
    bottom: -1.4rem;
  }
  .n_list li:nth-child(3) {
    top: auto;
    bottom: -0.2rem;
    margin-top: 0;
  }
  .n_list li .text em{
    display: none;
  }
  .n_list li i{
    font-size: 0.6rem;
  }
  .n_list li .text{
    width: 100%;
    text-align: center;
  }
  .n_list li:nth-child(1) .text{
    text-align: center;
    width: 100%;
  }
  .n_list li .text p {
    font-size: 0.24rem;
  }
  .tese_left{
    font-size: 0.28rem;
	  line-height: 0.52rem;
  }
  .tese_right{
    font-size: 0.28rem;
	  line-height: 0.52rem;
  }
  .tese_tt{
    font-size: 0.32rem;
	  line-height: 0.56rem;
  }
  table.pro_t{
    font-size: 0.26rem;
    max-width: 16rem;
    min-width: 14rem;
  }
  .pro_t .table_name {
    font-size: 0.28rem;
  }





  /* 国标镁资讯 */
  .inf li{
    width: 47%;
    padding: 0.3rem 0.16rem;
  }
  .page a{
    width: 0.6rem;
    height: 0.6rem;
    line-height: 0.6rem;
    font-size: 0.26rem;
  }


  /* 国标异型锭 */
  .pro ul{
    margin-right: 0;
  }
  .pro li{
    float: none;
    width: 100%;
    padding: 0.2rem;
    margin: 0 0 0.52rem 0;
  }
  .pro_pic{
    width: 2.84rem;
  }
  .pro_r{
    width: calc(100% - 2.84rem);
  }
  .pro_r h1{
    font-size: 0.28rem;
    line-height: 0.5rem;
    height: 0.5rem;
  }
  .pro_text{
    font-size: 0.26rem;
    line-height: 0.38rem;
    height: 0.76rem;
    -webkit-line-clamp: 2;
  }


  /* 客户服务 */
  .con_pic{
    float: none;
    width: 100%;
    margin-bottom: 0.2rem;
  }
  .con_right{
    float: none;
    width: 100%;
  }
  .con_list li{
    font-size: 0.27rem;
    line-height: 0.42rem;
  }
  .con_list h1{
    font-size: 0.3rem;
    line-height: 0.5rem;
  }
  .con_code ul{
    margin-right: -0.3rem;
  }
  .con_code li{
    width: 1.2rem;
    margin-right: 0.3rem;
  }
  .con_code img{
    width: 1.2rem;
    height: 1.2rem;
  }
}