/* 新轮播图 */
 ul{
    list-style-type: none;
}

.banner{
    height: calc(93vw /1600 * 419);
    position: relative;
    overflow: hidden;
}
.banner ul{
    margin-left: -93vw;
    width: 700%;
    overflow: hidden;
}

.banner ul li{
    float: left;
}
.banner .top-text{
    position: absolute;
    width: 280px;
    height: 50px;
    text-align: center;
    left:0;
    bottom:0px;
    z-index: 999;
    background-color: rgba(66, 66, 66, 0.3);
    box-shadow: 1px 1px;
}
.banner .top-text p{
    color: #fff;
    padding-top: 16px;
}
.banner ul li img{
    width: 93vw;
    height: calc(93vw / 1600 * 419);
}
.prev,.next{
    position: absolute;
    top: 50%;
    margin-top: -34.5px;
    width: 41px;
    height: 69px;
    background-image: url('../img_index/icon-slides.png');
}
.prev{
    left: 0;
    background-position:-83px;
}
.next{
    right: 0;
    background-position: -124px; 
}
.banner:hover .prev{
    background-position:0px;
}
.banner:hover .next{
    background-position:-42px;
}
.prev:hover,.next:hover{
    cursor: pointer;
}

.circle{
    position: absolute;
    bottom: 5%;
    left: 44vw;
    z-index: 99;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
}
.circle li{
    list-style-type:disc;
    color: #fff;
    float: left;
    font-size: 30px;
    margin-left: 25px;
}
.circle .current{
    color: red;
}
 /* 服务与产品 */

 section{
     margin:15px 0;
 }
 section>h1{
    font-size:xx-large;
     text-align: center;
 }
section>p{
     font-size: xx-large;
     text-align: center;
     /* margin-bottom: 20px; */
     
 }
 .servers>div{
     text-align: center;
     width: 100%;
     height: 180px;
     padding-left: 5%;
 }

 .servers .fuimg{
     float: left;
     width: 23%;
     margin-top: 10px;
     margin-left: 1%;
 }
 .fuimg img{
     transition: all 0.6s;
 }
 .servers .fuimg:hover img{
     transform:scale(1.4)
 }
 .servers div img{
     width: 66%;
     border-radius: 15%;
 }

 /* 理由 */
 .reason{
     height: 350px;
     /* height: auto; */
 }
 .reason>div{
     height: 100%;
     margin: 15px;
 }
 .reason .subreason{
     float: left;
     width: 19%;
     height: 70%;
     margin-left: 6%;
     background:url('../img_index/liyou.jpg');
     background-size: cover;
     padding-top: 15px;
 }

 .subreason h2{
    font-size: x-large;
    color: rgb(61, 59, 59);
    text-align: center;
 }
 .subreason p{
    padding:0 4px;
    text-align: left;
 }
.subreason:first-child,.subreason:last-child{
    margin-top: 2%;
}

.subreason:hover{
    border: 1px solid green;
}

/* 底部样式 */
 /* 手机端底部 */
 .foot_tel_index{
    display: none;
    background-image: linear-gradient(rgb(201, 204, 200), rgb(118, 121, 119));
}
.foot_tel_index div{
    /* padding-left: 10%; */
    padding-bottom: 5%;
    text-align: center;
}

.foot_list_index{
    display: flex;
    justify-content: space-around;
}
.foot_tel_index nav ul{
    display: flex;
    justify-content: space-around;
}

/* PC端底部 */
.foot_pc_index{
    padding-top: 10px;
    height: 180px;
    border: none;
    text-align: center;
    background-color: #414141;
}
/* ie8 PC底部设计 */
.foot_pc_index ul{
    display: flex;
    justify-content:space-between;

}

.foot_pc_index>div p{
    text-align: center;
    line-height: 25px;
}
/* 新浏览器底部flex */
.foot_list_index{
    display: flex;
    justify-content: space-around;
}
.foot_list_index a, .foot_pc_index p, .foot_pc_index a,.foot_pc_index span{
   color: white;
}

 @media screen and (max-width:575px) {
     header p{
         font-size:x-large;
     }
     .banner{
        display: block;
    }
     .banner .top-text{
        /* width: 230px; */
        height: 25px;
        left:0;
        bottom:3px;
    }
    .banner .top-text p{
        padding-top: 3px;
    }
    .prev,.next{
        display: none;
    }
    .circle{
        display: none;
    }
    .servers>div{
        height: 240px;
    }
   .reason{
       height: auto;
   }
    .reason .subreason{
        width: 100%;
        height: 260px;
        margin-left: 0;
        margin-top: 15px;
        background-size: 100%;
    }
   
    .navtel{
        display: block;
    }
    .navpc_top{
        display: none;
    }

    /* 产品 */
    .servers .fuimg{
        float: left;
        width: 49%;
        margin-left: 1px;
    }

    .foot_tel_index{
        display: block;
    }
    .foot_pc_index{
        display: none;
    }
 }

 /* 安卓手机横屏效果 */
 @media screen and (min-width:576px) {   
     .servers>div{
        height: 130px;
    }
    .subreason:first-child,.subreason:last-child{
        margin-top: 0;
    }
    .banner{
        display: block;
    }
    /* 手机首页横屏 */
    .reason>div{
        height: auto;
    }
    .reason .subreason{
        width: 40%;
        /* 手机首页横屏 */
        height: 260px; 
        /* background-size: 320px; */
        margin-top: 5px;
    }
    .reason{
        height: 580px;
    }
    .foot_pc_ermweima{
        display: none;
    }
 
    
 }
 @media screen and (min-width:768px) { 
     .subreason:first-child,.subreason:last-child{
        margin-top: 2%;
    }
    .reason{
        width: 98%;
    }
     .reason .subreason{
        width: 24%;
        margin-left: 1%;
        background-size: cover;
        margin-top: 5px;
    }
    .reason{
        height: auto;
    }
    .subreason h2{
        font-size: large;
     }
  
}
 @media screen and (min-width:996px) { 
     .foot_pc_ermweima{
        display: block;
    }
    .foot_pc ul li{
        float: left;
        margin-left: 0;
    }
    .foot_pc_index ul li{
        float: left;
        margin-left: 3%;
    }
    .foot_pc_index ul{
        margin: 0 10%;
    }
    .subreason h2{
        font-size: x-large;
     }

}

 @media screen and (min-width:1200px) {
    .subreason:first-child,.subreason:last-child{
        margin-top: 2%;
    }
    .reason .subreason{
        margin-left: 6%;
        width: 18%;
        background-size: 100% 100%;
    }

 }