body,h1,h2,h3,h4,h5,h6,hr,p,blockquote,dl,dt,dd,ul,ol,li,pre,form,fieldset,legend,button,input,textarea,th,td {
    margin: 0;
    padding: 0;
    font-family: PingFangSC-Regular, PingFang SC;
}

body,button,input,select,textarea {
    font: 12px/1.5 arial,"\65b0\5b8b\4f53"
}
body{
    /* min-width:1280px; */
    width: 100%;
    /* -webkit-overflow-scrolling: touch; */
}
h1,h2,h3,h4,h5,h6 {
    font-size: 100%
}

address,cite,dfn,var,i,u {
    font-style: normal
}

ol,ul {
    list-style: none
}

a {
    text-decoration: none;
    cursor: pointer;
    color: #999;
}

a:hover {
    text-decoration: none;
    cursor: pointer;
    color:#00A4FF;
}

img {
    border: none;
    vertical-align: middle
}

:focus {
    outline: 0;
    border-color:#00A4FF;
}

button,input,select,textarea {
    font-size: 100%
}

table {
    border-collapse: collapse;
    border-spacing: 0
}

.clearfix:after {
    content: ".";
    display: block;
    height: 0;
    clear: both;
    visibility: hidden
}

.clearfix,.wbox {
    *zoom:1}


    /* common */
.mt5{margin-top: 5px;}
.mt10{margin-top: 10px;}
.mt15{margin-top: 15px;}
.mt17{margin-top: 17px;}
.mt20{margin-top: 20px;}
.mt25{margin-top: 25px;}
.mt30{margin-top: 30px;}
.mt40{margin-top: 40px;}
.mt50{margin-top: 50px;}
.mt60{margin-top: 60px;}
.mt70{margin-top: 70px;}
.mt80{margin-top: 80px;}
.mt100{margin-top: 100px;}
.mt110{margin-top: 110px;}
.mb10{margin-bottom:10px;}
.mb15{margin-bottom:15px;}
.mb20{margin-bottom:20px;}
.mb25{margin-bottom:25px;}
.mb30{margin-bottom:30px;}
.mb40{margin-bottom:40px;}
.mb50{margin-bottom:50px;}
.mb60{margin-bottom:60px;}
.mb70{margin-bottom:70px;}
.mb80{margin-bottom:80px;}
.mb90{margin-bottom:90px;}
.ml3{margin-left:3px;}
.ml5{margin-left:5px;}
.ml10{margin-left:10px;}
.ml15{margin-left:15px;}
.ml20{margin-left:20px;}
.ml30{margin-left:30px;}
.ml40{margin-left:40px;}
.ml60{margin-left:60px;}
.ml70{margin-left:70px;}
.ml80{margin-left:80px;}
.ml90{margin-left:90px;}
.mr5{margin-right:5px;}
.mr15{margin-right:15px;}
.mr20{margin-right:20px;}
.mr30{margin-right:30px;}
.mr40{margin-right:40px;}
.mr50{margin-right:50px;}
.mr80{margin-right:80px;}
.mt-13{margin-top: -130px;}

.pb90{padding-bottom: 90px;}

.none{display:none !important;}
.dis-b{display:inline-block;}
.w1200{width: 1200px;margin: 0 auto;}
.w1200h{width: 1200px;overflow: hidden;margin: 0 auto;}
.bg-w{background-color: #fff;}
.bg-g{background-color: #F8F8F8;}


.origin{color: #FD6B01 !important;}

.flex-center-hh{display:flex;justify-content: center;align-items: center;  }
.flex-between{display: flex;flex-flow: row nowrap;justify-content: space-between;align-items: center;}
.flex-between-top{display: flex;flex-flow: row nowrap;justify-content: space-between;align-items: flex-start;}
.flex-around-top{display: flex;flex-flow: row nowrap;justify-content: space-around;align-items: flex-start;}

.flex-center{display: flex;flex-flow: row nowrap;justify-content: center;align-items: center;}
.flex-left{display: flex;flex-flow: row nowrap;justify-content: flex-start;align-items: center;}
.flex-left-top{display: flex;flex-flow: row nowrap;justify-content: flex-start;align-items: flex-start;}
.flex-center-top{display: flex;flex-flow: row nowrap;justify-content: center;align-items: flex-start;}
.flex-between-bom{display: flex;flex-flow: row nowrap;justify-content: space-between;align-items: flex-end;}



.h490{height:490px;}
.h690{height: 690px;}
/* 注意 屏幕宽度 顺序 从小到大 ！ */
/* 页面用 px布局，不同屏幕下只需要修改 html字体大小，页面就会同步变化 */
@media screen and (min-width:360px) and (max-width: 719px )  {
    html {
        font-size: 14px;
        overflow-x: hidden;
        overflow-y: auto;
    }
    #top .phone{
        display: none;
    }
    /* body .banner{
        height:365px;
    } */
  }
@media screen and (min-width:720px) and (max-width: 1280px )  {
    html {
        font-size: 14px;
        overflow-x: hidden;
        overflow-y: auto;
    }
    #top .phone{
        display: none;
    }
    /* body .banner{
        height:365px;
    } */
  }
@media screen and (min-width:1281px) and (max-width: 1366px) {
    html {
        font-size: 14px;
    }
    #top .top-nav{
        margin: 0px 5px 0px 10px !important;
    }
    #top .phone{
        width:355px!important;
    }
    /* body .banner{
        height:390px;
    } */
}
@media screen  and (min-width:1367px) and (max-width: 1680px) {
  html {
      font-size: 14px;
  }
  #top .top-nav{
    margin: 0px 5px 0px 10px !important;
    }
    /* body .banner{
        height:480px;
    } */
}
@media screen and (min-width: 1681px) and (max-width: 1920px) {    /* 通过 媒体查询 动态改变 html字体大小 */
  html {
      font-size: 14px;
  }}    

input::-webkit-input-placeholder,textarea::-webkit-input-placeholder { /* WebKit browsers */
    color: #999;
    font-size: 14px;
  }
input::-moz-placeholder,textarea::-moz-placeholder { /* Mozilla Firefox 19+ */
    color: #999;
    font-size: 14px;
  }
input:-ms-input-placeholder,textarea:-ms-input-placeholder { /* Internet Explorer 10+ */
    color: #999;
    font-size: 14px;
  }