* {
    margin: 0;
    padding: 0;
}

a {
    text-decoration: none
}

a:hover {
    text-decoration: none
}

p {
    font-size: 14px;
    margin: 0;
}

ul,
li {
    list-style: none
}

.fl {
    float: left
}

.fr {
    float: right
}

.clear {
    clear: both
}

input {
    outline: none
}

img {
    width: 100%;
    display: block;
}

.container {
    width: 100%;
    margin: 0 auto;
}

.container::before,
.container::after {
    display: none;
}

body,
html {
    background: #fff;
    overflow-x: hidden;
    box-sizing: border-box;
}

body {
    font-family: "微软雅黑", microsoft yahei;
}


/*导航*/
.navbar {
    transition: 1s;
    left: 0;
    right: 0;
    position: fixed;
    margin-bottom: 0;
    z-index: 9999;
    border-radius: 0;
    display: -ms-flex;
    display: flex;
    -ms-flex-flow: row wrap;
    flex-flow: row wrap;
    justify-content: space-between;
    border-bottom: 1px solid #ccc;
    background: #fff;
}
.navbar>div>i {
    display: none;
}
.nav-top{
    background: #fff;
}
.navbar>div {
    display: -ms-flex;
    display: flex;
    -ms-flex-flow: row wrap;
    flex-flow: row wrap;
    justify-content: flex-start;
}

.in-logo{
    display: flex;
    flex-flow: row wrap;
    align-items: center;
}
.navbar-brand {
    width: 170px;
    height: auto;
    padding: 10px 0;
    margin-left: 75px !important;
    text-align: center;
}
.navbar-brand:hover{
    color: #000;
}
.navbar-brand>span{
    font-size: 14px;font-weight: normal;color: #333;
    padding-top: 10px;
    display: inline-block;
}
.navbar-brand>img{
    width: 48%;
}
.navbar-brand>span>b{
    color: #f8bf00;
}
.navbar-brand>small{
    font-size: 12px;
    padding-top: 10px;
    display: inline-block;
}
.navbar-nav {
    display: flex;
    flex-flow: row wrap;
    align-content: center;
}
.navbar-nav>li{
    padding: 0 45px;
    position: relative;
}
.navbar-nav>li>a {
    color: #333;
    transition: .5s;
    font-size: 17px;
    padding: 26px 10px;
    font-weight: bold;
    display: inline-block;
}
.navbar-nav .active a{
    color: #6bbbd6;
    border-bottom: 1px solid #6bbbd6;;
}
.navbar-nav>li>a:hover{
    color: #6bbbd6;
    border-bottom: 1px solid #6bbbd6;;
}

.search{
    width: 300px; /* 可根据需要调整宽度 */
    display: flex;
    justify-content: center;
    flex-direction: column;
}
.search input{
    border: 1px solid #cccccc;
    border-radius: 18px;
    padding: 6px 19px;
}
.search form{
    height: 35px;
    position: relative;

}
  .search-icon {
    position: absolute;
    top: 0px;
    right: 88px;
    bottom: 1px;
    width: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #6bbbd6;
    border-radius: 0 18px 18px 0;
    border: none;
  }
   
  .search-icon img {
    padding-top: 6px;
  }

    .carousel-control.left, .carousel-control.right {
        background: none;
        top: calc(100% - 50% - 60px);
    }
    .carousel-control>span {
        font-size: 60px;
        color: #fff;
    }

    .carousel {
        margin-top: 92px;
    }
  /*
  *产品介绍
  */
  .products{
    padding-top: 60px;
  }
  .products_title{
    text-align: center;
  }
  .products_title h2{
    font-weight: bold;
  }
  .products_title p{
    font-weight: bold;
  }
  .products_list{
    padding-top: 60px;
    display: flex;
    justify-content: center;
  }
  .pro_li{
      width: 20%;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
  }
  .pro_img{
    border: 1px solid #CCCCCC;
    border-radius: 105px;
    height: 210px;
    width: 210px;
    overflow: hidden;
  }
  .pro_img:hover{
    box-shadow: 0px 4px 4px 2px rgb(139 139 139 / 50%);
    transition: 0.7s;
}
  .pro_img:not(:hover){
    transition: 0.7s;
  }
  .pro_img img:hover{
      cursor: pointer;
      transform: scale(1.1);
      transition: 0.7s;
}
.pro_img img:not(:hover){
    transition: 0.7s;
}
  .pro_text{
      padding-top: 15px;
      display: flex;
      flex-direction: column;
      align-items: center;
  }
  .pro_text h4{
    font-weight: bold;
  }
  .pro_text p{
    color: white;
    background-color: #6bbbd6;
    text-align: center;
    font-size: 11px;
    cursor: pointer;
    padding: 2px 8px;
  }
  .aboutus{
      position: relative;
      padding-top: 60px;
  }
  .tab-bg{
    height: 100px;
    position: relative;
    bottom: 100px;
    display: flex;
    background-color: black; /* 红色背景 */
    opacity: 0.4; /* 整个元素 50% 透明度 */ 
  }
  .tab{
    height: 100px;
    position: relative;
    bottom: 200px;
    display: flex;
    opacity: 1;
    flex-wrap: wrap;
  }
  .tab .actives{
      background-image: url(../img/关于我们黑色箭头.png);
    }


  .tab_id{
      height: 100%;
      width: 25%;
      display: flex;
      justify-content: center;
      align-items: center;
  }
  .tab_id:hover{
    background-image: url(../img/关于我们黑色箭头.png);
}
  .tab_id>a>p{
      color: white;
      font-size: 24px;
      font-weight: bold;
  }
  .tab-content {
    display: none;
    padding-bottom: 60px;
    padding-top: 60px;
  }
  .tab-link {
    color: black;
    text-decoration: none;
  }
   .tab-content:target {
        display: block;
      }
  .tab_list{
    display: flex;
    justify-content: space-around;
    align-items: center;
  }
  .tab_left{
      width: 20%;
      display: flex;
      flex-direction: column;
      align-items: flex-start;
      padding-left: 100px;
  }
  .tab_right{
      width: 70%;
  }
  .tab_right p {
      font-size: 18px;
      text-indent: 2em;
  }
  .tab_right hr{
    border-top: 1px solid black;
    width: 80px;
  }
  .content_active{
    display: block;
  }

/*product show*/
.pro_show{
    padding-top: 60px;
}
.pro_list{
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    padding: 0px 15%;
}
.pro_list1{
    display: flex;
    flex-direction: row-reverse;
    justify-content: center;
    align-items: center;
    padding: 0px 15%;
}
.pro_list_img{
    width: 50%;
}
.pro_list_text{
    width: 50%;
    padding: 0 5%;
}
.pro_list_text h3{
    font-weight: bold;
    text-align: center;
    padding-bottom: 20px;
}
.pro_list_text p{
    color: #777777;
    word-spacing: 3px;
    text-align: center;
}
.pro_list_click {
    text-align: center;
    padding: 40px 0;
}
.pro_list_click a{
    border-radius: 18px;
    padding: 5px 25px;
    background-color: #6bbbd6;
    color: white;
    font-weight: bold;
}
.pro_title{
    text-align: center;
    padding-bottom: 60px;
}
.pro_title h1{
    font-weight: bold;
}
.pro_title p{
}
/* center_banner*/
.center_banner{
    padding: 120px 0;
}
/*产品图片展示*/
.img_show{
    padding: 0 15%;
    padding-bottom: 120px;
}
.img_title hr{
    width: 2%;
    border-top: 5px solid #6bbbd6;
}
.img_content{
    display: flex;
    flex-direction: row;
    justify-content: space-between;
}
.img_content_left{
    border: 1px solid #e7e7e7;
    width: 58%;
    height: 535px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    cursor: pointer;
}
.img_content_left:hover{
    box-shadow: 2px 2px 4px 2px rgb(231,231,231);
    transition: all 0.7s;
    -webkit-transition: all 0.7s;
    -moz-transition: all 0.7s;
    -ms-transition: all 0.7s;
    -o-transition: all 0.7s;
}
.img_content_left:not(:hover){
    transition: all 0.7s;
}
.img_content_left img{
    
}
.img_content_right{
    width: 40%;
    height: 535px;
    display: flex;
    flex-wrap: wrap;
    align-content: space-between;
    justify-content: space-between;
}
.img_list{
    border: 1px solid #e7e7e7;
    width: 48%;
    height: 48%;
    cursor: pointer;
}
.img_list:hover{
    box-shadow: 2px 2px 4px 2px rgb(231,231,231);
    transition: all 0.7s;
}
.img_list:not(:hover){
    transition: all 0.7s;
}

/*NEWS*/
.news{
    padding: 0 15% 120px 15%;
}
.news_title{
    text-align: center;
    padding-bottom: 120px;
}
.news_title h1{
    font-weight: bold;
}
.news_content{
    display: flex;
    justify-content: space-between;
}
.news_list{
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 47%;
}
.news_text{
    border: 1px solid #e7e7e7;
    position: relative;
    bottom: 8%;
    background: white;
    box-shadow: 2px 3px 4px 0px rgb(231,231,231);
    width: 90%;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    cursor: pointer;
}
.news_text:hover{
    color: white;
    background-color: #6bbbd6;
    transition: 0.7s;
    -webkit-transition: 0.7s;
    -moz-transition: 0.7s;
    -ms-transition: 0.7s;
    -o-transition: 0.7s;
}
.news_text:not(:hover){
    transition: 0.7s;
}
.news_text p{
    padding: 12px 18px;
    line-height: 25px;
}
.news_text i{
    border: 1px solid #cccccc;
    padding: 0px 8px;
    position: relative;
    right: 10px;
    bottom: 5px;
}

/*message留言板*/
.message{
    padding: 0 15%;
}
.mes_title{
    text-align: center;
    padding-bottom: 60px;
}
.mes_title h1{
    font-weight: bold;
}
.mes_content form{
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}
.mes_content form input{
    width: 40%;
    background: #efedee; 
    
    border: 0;
    padding: 10px 22px;
    margin-bottom: 20px;
}
.mes_content form textarea{
    width: 100%;
    background: #efedee; 
    border: 0;
    padding: 10px 22px;
    margin-bottom: 20px;
}
.mes_content form button{
    width: 100%;
    background: #6bbbd6;
    color: white;
    border: 0;
    padding: 15px 22px;
    margin-bottom: 20px;
}

/* footer */
  .footer{
    display: flex;
    flex-direction: column;
  }
 .bar_tab{
    background-color: rgb(107, 107, 107);
    display: flex;
    justify-content: center;
 }
 .bar_tab ul{
    width: auto;
    height: 50px;
    display: flex;
    justify-content: space-around;
    align-items: center;
}
.bar_tab>ul>a>li{
    border-left: 1px solid white;
    width: 190px;
    text-align: center;
    color: white;
}
.bar_foot{
    background: url('../img/foot_bg.jpg') ;
    height: 200px;
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    opacity: 0.9;
}
.ft_title h2{
    text-align: center;
    color: white;
}
.ft_contant{
    display: flex;
    justify-content: center;
}
.ft_list{
    display: flex;
    align-items: center;
    justify-content: center;
    width: 16%;
}
.ft_list img{
    width: 30px;
}
.ft_list p{
    color: white;
    font-size: 12px;
    padding-left: 11px;
}
.ft_Copyright{
    display: flex;
    justify-content: space-around;
}
.ft_Copyright p{
    color: white;
}
@media all and (max-width:768px) {
    .navbar-nav{
        position: absolute;
        left: -1px;
        top: 90px;
        background: #fff;
        margin: 0;
        width: 101%;
    }
    .carousel-control.left, .carousel-control.right {
        background: none;
        top: calc(100% - 35% - 60px);
    }
    .in-logo {
        position: relative;
        left: -14%;
    }
    
}