.t-c{text-align: center;}
.b{font-weight: bold;}
.f36{font-size: 36px;}
.f30{font-size: 30px;}
.f24{font-size: 24px;}
.f18{font-size: 18px;}
.f16{font-size: 16px;}
.f14{font-size: 14px;}
img{max-width: 100%;}
.mb10{margin-bottom: 10px;}
.mb20{margin-bottom: 20px;}
.mb30{margin-bottom: 30px;}
.mb40{margin-bottom: 40px;}
.mb50{margin-bottom: 50px;}
.mb60{margin-bottom: 60px;}
.mb80{margin-bottom: 80px;}
.red{color: #FF5C50;}
.m-c{margin:0 auto;}

img.w100{width: 100%;}
div{
    --color:#FF5C50;
    box-sizing: border-box;
}
.flex{display: flex;}
.f-ai-c{align-items: center;}
.column{flex-direction: column;}
.f-jc-c{justify-content: center;}
.f-jc-sb{justify-content: space-between;}

.nav_bar{
    position: fixed;
    z-index: 10;
    width: 100%;
    color: #ffffff;
    transition: all 0.5s;
}
.nav_bar .logo{
    /* background: #FF5C50;
    border-radius: 0px 0px 10px 10px;
    height: 50px;
    padding: 0px 20px;
    line-height: 50px;
    margin-left: 20px; */
}
.nav_bar .logo img{
    max-height: 50px;
}
.sidebar{
    font-size: 18px;
}
.sidebar .item a{
    color: #ffffff;
    text-decoration: none;
    padding: 10px 15px;
    display: block;
}
.sidebar .item a:hover{
    color: #FF5C50;
}
.nav_bar.on{
    background: #ffffff;
    box-shadow: 0px 0px 20px rgba(0, 0, 0, 0.6);
}
.nav_bar.on .sidebar .item a{
    color: #333333;
}
.nav_ico{
    width: 30px;
    display: none;
    margin-right: 20px;
}
.nav_bar .sidebar.mobile{
    position: absolute;
    top: 100%;
    display: flex;
    flex-direction: column;
    width: 6em;
    right: 0px;
    text-align: center;
}
.nav_bar.on .sidebar.mobile{
    background: #ffffff;
    border-radius: 0px 0px 0px 10px;
}
.nav_bar.on .sidebar.mobile .item{
    border-bottom:  1px solid #d6d6d6;
}
.nav_bar.on .sidebar.mobile .item:last-child{
    border: none;
}


.wrap1400{
    max-width: 1400px;
    margin: 0 auto;
}
.wrap1200{
    max-width: 1200px;
    margin: 0 auto;
}
.common_btn{
    background: var(--color);
    border: 2px solid var(--color);
    color: #fff;
    padding: 10px 20px;
    border-radius: 5px;
    font-size: 16px;
}


/*首页*/
.banner{
    padding: 15vh 0px 15vh 0px;
    color:#ffffff;
    background: #000000;;
}
.banner .des .big_title{
    font-size: 30px;
    margin-bottom: 10px;
}
.banner .des .small_title{
    font-size: 20px;
    margin-bottom: 10px;
}

.banner button{
    background: var(--color);
    border: 2px solid var(--color);
    color: #fff;
    padding: 2rem;
}

.slide-text > h1{
    font-size: 50px !important;
}
@media (max-width: 991px){
    .slide-text h1 {
        font-size: 40px !important;
    }
}
@media (max-width: 768px){
    .slide-text h1 {
        font-size: 30px !important;
    }
}
@media (max-width: 480px){
    .slide-text h1 {
        font-size: 20px !important;
    }
}

.index_server{
    padding: 30px 0px;
    margin-bottom: 30px;
}
.index_server .title_one{
    color: #666666;
    width: 80%;
    margin: 0 auto 15px;
}
.index_server .title_two{
    margin-bottom: 25px;
}
.index_server img{
    width: 70%;
    display: block;
    margin:0 auto 30px;
}
.index_server .common_btn{

}

.index_server_info{margin-bottom: 80px;}
.index_server_info .title_one{
    margin-bottom: 15px;
}
.index_server_info .title_two{
    margin-bottom: 30px;
}
.index_server_info .list{}
.index_server_info .list .item{
    width: 20%;
    transition: all 0.3s;
}
.index_server_info .list .item img{
    width: 100%;
}
/* .index_server_info .list .item:hover{
    width: 30%;
} */

.index_user{
    background: #f6f6f6;
    padding: 40px 0px;
}
.index_user .title_one{
    /* margin-bottom: 20px; */
}
.index_user .user{}
.index_user .list .item{
    margin-bottom: 10px;
}
.index_user .list .des{
    border:1px solid #333333;
    padding: 10px;
    margin-bottom: 15px;
    border-radius: 5px;
    background: #ffffff;
}
.index_user .user img{
    width: 40px;
    margin-right: 10px;
}
.index_user .user .name{
    font-size: 18px;;
}

.index_who_used{
    padding: 40px 0px;
}

.footer{
    padding: 40px 0px 0px;
}
.footer .code{
    padding: 0px 40px;
    box-sizing: border-box;
}
.footer .code img{
    width: 70%;
    margin-bottom: 10px;
}
.footer .code .name.red{
    
}
.footer .tel{
    padding-left: 10%;
    letter-spacing: 5px;
}
.footer .copy_right{
    margin-top: 30px;
    padding: 10px 0px 10px;
    background: #333333;
    color:#ffffff;
}

/*访销*/
.fx_banner{ position: relative;}
.fx_banner .common_btn{
    position: absolute;
    top: 80%;
    left: 14%;;
}

.fx_questions{
    padding: 40px 0px;
}
.fx_questions .title{
    margin-bottom: 40px;
}
.fx_questions .list{}
.fx_questions .list .item{
    margin-bottom: 20px;
}
.fx_questions .list .item .text{
    padding: 50px 30px;
    background: #f1f1f1;
}

.fx_server_line .title_two{
    margin-bottom: 40px;
}
.fx_server_line .list{}
.fx_server_line .list .item{}
.fx_server_line .line_list .item img{
    width: 60%;
    margin: 0 auto 20px;
    display: block;
}
.fx_server_line .line_list .item .info{
    width:80%;
    margin:0 auto;
}

.clear::after{
    display: block;
    clear: both;
    content:"";
    width: 100%;;
}
.fx_info_item{}
.fx_info_item .title_two{}

.fx_five_system{}
.fx_five_system .list{}
.fx_five_system .list .item{
    margin-bottom: 20px;
}    
.fx_five_system .list .item .container{
    width: 96%;
    margin: 0 auto;
    border: 1px solid #333333;
    padding:20px 15px;
}
.fx_five_system .list .item .tit{
    background-color: #FF5C50;
    color: #ffffff;
}
.fx_five_system .list .item .s_item{

}
.fx_five_system .list .item .s_item .s_des{
    color: #888888;
}

.fx_belive{}
.fx_belive .left{
    line-height: 36px;
}
.fx_belive .right{
    line-height: 30px;
    color: #333333;
}

.cp_five_system{}
.cp_five_system .list{}
.cp_five_system .list .item{
    margin-bottom: 20px;
}    
.cp_five_system .list .item .container{
    width: 96%;
    margin: 0 auto;
    border: 1px solid #333333;
    padding:20px 15px;
}
.cp_five_system .list .item .tit{
    background-color: #FF5C50;
    color: #ffffff;
    padding: 5px 0px;
}
.cp_five_system .list .item .s_item{

}
.cp_five_system .list .item .s_item .s_des{
    color: #888888;
}

.cp_manager{}
.cp_manager .list{
    flex-wrap: nowrap;
    overflow-x: auto;
}
.cp_manager .list .item{
    min-width: 100px;
}
.cp_manager .list .item .container{
    width: 98%;
    margin: 0 auto;
    padding:20px 5px;
}
.cp_manager .list .item .container img{
    max-width: 80%;
    margin-bottom: 15px;
}
.cp_manager .list .item .s_item .s_des{
    color: #888888;
}
.cp_server_up{}
.cp_server_up .item{}
.cp_server_up .item .box{
    width: 80%;
    margin: 0 auto 30px;
    
}
.cp_server_up .item .tit{
    position: relative;
}
.cp_server_up .item .tit img{
    width: 100%;
}
.cp_server_up .item .tit .text{
    position: absolute;
    top:0px;
    left: 0px;
    width:100%;
    height:100%;
    border-radius: 100%;
    color:#ffffff;
    background-color: #FF5C50;
    display: flex;
    align-items: center;
    justify-content: center;
}

.dialog_use{
    position: fixed;
    z-index: 1000;
    width: 100%;
    height: 100%;
    top: 0px;
    left: 0px;
    background: rgba(0, 0, 0, 0.6);
    display: none;
}
.dialog_use .box{
    background: #ffffff;
    padding: 80px 50px;
    position: absolute;
    top:50%;
    left:50%;
    transform: translateX(-50%) translateY(-50%);
    border-radius: 10px;
}
.dialog_use .box .code{
}
.dialog_use .box .code img{
    width: 200px;
}
.dialog_use .box .close{
    width: 30px;
    position: absolute;
    top: 20px;
    right:20px;
    transition: all 0.5s;
}
.dialog_use .box .close:hover{
    transform: rotate(90deg);
}


.index_user .swiper-container {
    width: 80%;
    height: 100%;
    padding-bottom: 50px;
  }
  .index_user .swiper-slide {
    font-size: 18px;
    padding: 0px 10%;
  }
  .index_user .swiper-slide img{
      width: 10%;
      border-radius: 100%;
      margin-right: 5%;
  }
  .index_user .swiper-slide .speak{
      color: #777777;
  }
  .index_user .swiper-slide .name{
      color: #FF5C50;
  }
  .index_user .swiper-slide .company{
      color: #777777;
  }
  .swiper-pagination-bullet-active{
    background-color: #FF5C50;
    transform: scale(1.3);
    transition: all 0.5s;
  }

/* 小屏幕（平板，大于等于 768px） */
@media (max-width: 768px) { 
    .index_user .swiper-container{
        width: 100%;
    }
    .index_user .swiper-slide img{
        width: 15%;
    }
    .f36{font-size: 26px;}
    .f30{font-size: 20px;}
    .f24{font-size: 18px;}
    .f18{font-size: 16px;}
    .f16{font-size: 14px;}
    .f14{font-size: 12px;}
    .mb10{margin-bottom: 5px;}
    .mb20{margin-bottom: 10px;}
    .mb30{margin-bottom: 15px;}
    .mb40{margin-bottom: 20px;}
    .mb50{margin-bottom: 25px;}
    .mb60{margin-bottom: 30px;}
    .mb80{margin-bottom: 40px;}
    .dialog_use .box{
        padding: 20px 15px;
        width: 80%;
    }
}


/* 小屏幕（平板，大于等于 768px） */
@media (max-width: 1199px) { 
    .index_user .swiper-container{
        width: 80%;
    }
    .fx_questions .list .item .text{
        border-radius: 10px;
    }
    .wrap1400,.wrap1200{
        padding: 0px 20px
    }
}

/* 中等屏幕（桌面显示器，大于等于 992px） */
@media (min-width:1200px) {  }

/* 大屏幕（大桌面显示器，大于等于 1200px） */
@media (min-width: 1920px) {  }