html,body {
    width: 100%;
    height: 100%;
}
.index-container .swiper-slide {
    position: relative;
    overflow: hidden;
}
.index-container {
    position: relative;
    margin: 0 auto;
}
.energy_box1{
    width: 100%;
    height: 280px;
    background: #FAFBFC;
    display: none;
    position: absolute;
    z-index: 51;
}
.energy_box1_main{
    margin-left: 400px;
    padding-top: 56px;
}
.energy_box1_main_left{
    width: 24%;
    float: left;
}
.energy_box1_main_right{
    width: 46%;
    float: left;
    margin-left: 20px;
}
.energy_box1_main_left_text1{
    font-family: Microsoft YaHei;
    font-weight: bold;
    font-size: 24px;
    color: #404040;
}
.energy_box1_main_left_text2{
    font-family: Microsoft YaHei;
    font-weight: 400;
    font-size: 16px;
    color: #484848;
    padding-top: 20px;
}
.energy_box1_main_left_text3{
    font-family: Microsoft YaHei;
    font-weight: 400;
    font-size: 16px;
    color: #484848;
    padding-top: 10px;
}
.energy_box1_main_left_text4{
    font-family: Microsoft YaHei;
    font-weight: 400;
    font-size: 14px;
    color: #55B333;
    padding-top: 36px;
    cursor: pointer;
}
.welfare_box1{
    width: 100%;
    height: 280px;
    background: #FAFBFC;
    display: none;
    position: absolute;
    z-index: 51;
}
.welfare_box1_main{
    margin-left: 400px;
    padding-top: 56px;
}
.welfare_box1_main_left{
    width: 29%;
    float: left;
}
.welfare_box1_main_right{
    width: 46%;
    float: left;
    margin-left: 20px;
}
.welfare_box1_main_left_text1{
    font-family: Microsoft YaHei;
    font-weight: bold;
    font-size: 24px;
    color: #404040;
}
.welfare_box1_main_left_text2{
    font-family: Microsoft YaHei;
    font-weight: 400;
    font-size: 16px;
    color: #484848;
    padding-top: 20px;
}
.welfare_box1_main_left_text3{
    font-family: Microsoft YaHei;
    font-weight: 400;
    font-size: 16px;
    color: #484848;
    padding-top: 10px;
}
.welfare_box1_main_left_text4{
    font-family: Microsoft YaHei;
    font-weight: 400;
    font-size: 14px;
    color: #55B333;
    padding-top: 36px;
    cursor: pointer;
}
.scene_box1{
    width: 100%;
    height: 280px;
    background: #FAFBFC;
    display: none;
    position: absolute;
    z-index: 51;
}
.scene_box1_main{
    margin-left: 400px;
    padding-top: 56px;
}
.scene_box1_main_left{
    width: 29%;
    float: left;
    margin-right:20px;
}
.scene_box1_main_left_text1{
    font-family: Microsoft YaHei;
    font-weight: bold;
    font-size: 24px;
    color: #404040;
}
.scene_box1_main_left_text2{
    font-family: Microsoft YaHei;
    font-weight: 400;
    font-size: 16px;
    color: #484848;
    padding-top: 20px;
}
.scene_box1_main_left_text3{
    font-family: Microsoft YaHei;
    font-weight: 400;
    font-size: 16px;
    color: #484848;
    padding-top: 10px;
}
.scene_box1_main_left_text4{
    font-family: Microsoft YaHei;
    font-weight: 400;
    font-size: 14px;
    color: #55B333;
    padding-top: 36px;
    cursor: pointer;
}
.about_category{
    width:1900px;
    margin:0 auto;
}
.abt_top{
    width:1900px;
    height:950px;
    background: url("../images/abt_01.jpg") no-repeat;
    background-size: 100%;
}
.abt_top_box{
    width:810px;
    padding-top:360px;
    margin-left:330px;
}
.abt_top_title{
    font-size: 72px;
    color: #FFFFFF;
    line-height: 100px;
}
.abt_top_btn{
    display:inline-block;
    margin-top:20px;
    font-size: 24px;
    color: #404040;
    padding:20px 57px;
    background: #FFFFFF;
    border-radius: 32px;
}
.abt_eng{
    width:1900px;
    min-height:240px;
    padding:50px 0;
    background: #F1F1F1;
    position: relative;
}
.abt_eng_left{
    position: absolute;
    width:490px;
    height:70px;
    left:300px;
    top:50%;
    -webkit-transform: translate(0, -50%);
    -ms-transform: translate(0, -50%);
    transform: translate(0, -50%);
}
.abt_eng_left img{
    width:92px;
    height:69px;
    float:left;
    margin-right:34px;
}
.abt_eng_left p{
    float:left;
    line-height:70px;
    font-size: 30px;
    color: #404040;
}
.abt_eng_right{
    position: absolute;
    width:800px;
    right:300px;
    top:50%;
    -webkit-transform: translate(0, -50%);
    -ms-transform: translate(0, -50%);
    transform: translate(0, -50%);
    color:#404040;
    font-size: 20px;
    line-height:30px;
}
.abt_eng_right .abt_eng_rt_title{
    font-weight: bold;
}
.abt_more{
    width:1280px;
    margin:80px auto;
}
.abt_more_ul{
    width:100%;
}
.abt_more_li{
    float:left;
    width:390px;
    margin-right:55px;
    font-size: 16px;
    color: #404040;
    line-height:20px;
}
.abt_more_li:last-child{
    margin-right:0;
}
.abt_more_li img{
    width:390px;
    height:237px;
    margin-bottom:20px;
}
.abt_more_li .abt_more_sub{
    font-weight: bold;
    font-size: 22px;
    line-height:26px;
    padding:15px 0;
}
.abt_more_li .abt_more_text{
    margin-bottom:40px;
}
.abt_more_li .abt_more_link{
    font-size: 14px;
    color: #0F7134;
}
.abt_bottom{
    width:1900px;
    height:700px;
    background: url("../images/abt_06.jpg") no-repeat;
    background-size: 100%;
    font-size: 24px;
    color: #FFFFFF;
    line-height:30px;
    text-align:center;
}
.abt_bottom .abt_btm_fir{
    width:1800px;
    margin:0 auto;
    font-size: 36px;
    color: #FFFFFF;
    padding-top:275px;
    margin-bottom:30px;
    line-height:40px;
}
.abt_bottom .abt_btm_thr{
    width:1800px;
    margin:0 auto;
    font-size: 36px;
    color: #FFFFFF;
    margin-bottom:30px;
    line-height:40px;
}
.abt_bottom .abt_btm_text{
    width:1800px;
    margin:0 auto;
}
.abt_dev{
    width:1290px;
    padding:100px 305px;
    background: #F1F1F1;
}
.abt_dev .abt_dev_title{
    font-size: 18px;
    color: #0E8C40;
    margin-bottom:20px;
}
.abt_dev .abt_dev_sub{
    font-size: 36px;
    color: #404040;
    line-height: 40px;
    margin-bottom:30px;
}
.abt_dev .abt_dev_text{
    font-size: 18px;
    color: #404040;
    line-height: 36px;
    margin-bottom:50px;
}
.abt_dev img{
    width:1290px;
    height:636px;
}