body,ol,ul,h1,h2,h3,h4,h5,h6,p,th,td,dl,dd,form,fieldset,legend,input,textarea,select{margin:0;padding:0} 
body{font:12px"宋体","Arial Narrow",HELVETICA;background:#fff;-webkit-text-size-adjust:100%;} 
a{color:#333;text-decoration:none} 
a:hover{color:#0076FE;text-decoration:none} 
em{font-style:normal} 
li{list-style:none} 
img{border:0;vertical-align:middle} 
table{border-collapse:collapse;border-spacing:0} 
p{word-wrap:break-word} 
body {
    width: 100%;
    height: 100%;
    color: #333;
    font-size: 16px;
    background-color: #fff;
}
/* 版心 */
.banner {
    overflow: hidden;
    width: 1200px;
    margin: 0 auto;
    
}

/* 顶部 nav */
.top-nav {
    position: relative;
    height: 71px;
    overflow: hidden;
}
.top-nav .banner {
    position: relative;
    height: 71px;
}
.top-nav .logo {
        position: absolute;
        top: 50%;
        transform: translateY(-50%);
         width: 104px;
         height: 32px;
     }
     .logo img {
        width: 104px;
        height: 32px;
     }
     .nav {
        position: absolute;
        left: 200px;
        line-height: 71px;
    }

  .nav div {
        display: inline-block;
        margin-right: 30px;
    }
    .nav div:hover i {
        color: #0076FE;
    }
    .nav div a {
        margin-right: -5px;
    }
    .nav .iconfont {
        font-size: 15px;
        font-weight: 700;
    }
    .login_register {
        position: absolute;
        right: 0;
        top: 50%;
       transform: translateY(-50%);
    }
    .login_register span {
        display: inline-block;
        height: 36px;
        padding: 0 25px;
        line-height: 36px;
        border: 1px solid #DADADA;
        border-radius: 18px;
    }
    
    .login_register .register {
    color: #fff;
    background-color: #0076FE;
    border: none!important;
}
.active {
    color: #0076FE;
}
.active a {
    color: #0076FE;
}

/* 重复的 底部 样式 */

iframe {
    width: 100%;
    height: 300px;
    /* margin-top: 30px; */
    background-color: #313131;
}