.ac{
    border-bottom: 4px solid rgba(48, 138, 221, 1) !important;
}
.ac a{
    color: #308ADD !important;
}
.pc_nav li a:hover{
    color: #308ADD;
}
nav {
    height: 80px;
    line-height: 80px;
    z-index: 999;
}
#video_blog_box,
#about_box,
#development_box, 
#case_knowledge_box,
#reward_box{
    position: relative;
    top: -120px;
    display: inline-block;
}
.cp{
    cursor: pointer;
}
.play_icon{
    width: 80px;
    height: 80px;
    background: url('../images/play.png')no-repeat;
    background-size: 100% 100%; 
    display: inline-block;
    position: absolute;
    right: 0;
    left: 21%;
    top: 37%;
}
.play_icon:hover{
    background: url('../images/play_hover.png')no-repeat;
    background-size: 100% 100%; 
}
.video_blog{
    margin-top: 40px;
}
.video_blog li{
    width: 31.6%;
    margin-right: 30px;
    margin-bottom: 30px;
    position: relative;
}
.video_blog li:nth-child(3n+0){
    margin-right: 0;
}
.video_blog li img{
    width: 100%;
}
.video_blog .play_icon{
    width: 50px;
    height: 50px;
    left: 0;
    right: 0;
    margin: 0 auto;
}
.video_blog h6{
    font-size: 18px;
    font-weight: normal;
    margin: 10px 0;
}
.video_blog h6:hover{
    color: rgba(34, 123, 204, 1)
}
.is_allow{
    cursor: pointer !important;
}
.blue{
    color: #1cb5d7;
}
.banner{
    margin-top: 110px;
}
.login_ddt i{
    width: 30px;
    height: 30px;
    display: inline-block;
    background: url(../images/u209.png)no-repeat;
    background-size: 100% 100%;
    vertical-align: middle;
    position: relative;
    margin-right: 10px;
    top: -2px;
}
.login_ddt a{
    font-size: 12px;
    color: #FF6B00;
}
.pc_nav .login_ddt a:hover{
    color: rgb(219, 94, 0);
}

.about_box{
    background: rgba(242, 242, 242, 1);
    color: #333333;
    padding: 30px 0 50px 0;
    box-sizing: border-box;
}
.about_info{
    width: 84%;
    display: inline-block;
    vertical-align: top;
    font-size: 15px;
    line-height: 25px;
}
.about_info span{
    font-size: 18px;
}
.title{
    font-size: 22px;
    color: #3195F0;
    font-family: '微软雅黑 Bold', '微软雅黑 Regular', '微软雅黑';
    font-weight: 700;
    margin: 30px 0;
}
section{
    margin-bottom: 30px;
}
.line{
    width: 100%;
    line-height: 10px;
}
.line span{
    display: inline-block;
    height: 3px;
    background: #6ab8ff
}
.line1{
    width: 100px;
}
.line2{
    width: 91%;
    opacity: .5;
}
/* 注册大大通赢话费 */
.arrow{
    width: 34px;
    height: 34px;
    background: url('../images/arrow.png')no-repeat;
    background-size: 100% 100%;
    display: inline-block;
    -webkit-transform: rotate(270deg);
    -moz-transform: rotate(270deg);
    -ms-transform: rotate(270deg);
    transform: rotate(270deg);
    opacity: 0.5;
    position: absolute;
    top: 10%;
    right: -40%;
}
.login_box{
    clear: both;
}

.login_box li{
    text-align: center;
    font-size: 15px;
    position: relative;
}
.login_box li img{
    width: 56px;
    height: 47px;
}

.login_box li p{
    margin: 10px 0;
}
.btn{
    width: 136px;
    padding: 10px;
    font-weight: 700;
    display: block;
    text-align: center;
    color: #fff;
    background-color: rgba(48, 138, 221, 1);
    border-radius: 3px;
    margin: 20px auto;
    font-family: '微软雅黑 Bold', '微软雅黑 Regular', '微软雅黑';
}
.btn:hover{
    background: rgba(34, 123, 204, 1)
}
/* 注册大大通赢话费 */






/* 方案知识库 */
.search_icon{
    width: 16px;
    height: 16px;
    background: url(../images/search.png)no-repeat;
    background-size: 100% 100%;
    display: inline-block;
    margin-right: 7px;
    margin-left: 7px;
    vertical-align: super;
    position: relative;
    top: 4px;
}
.case_knowledge_box .m_search_icon{
    display: none;
}
.search_box{
    border: 1px solid rgba(250, 191, 27, 1);
    color: #AEAEAE;
    height: 35px;
    display: inline-block;
    position: absolute;
    right: 0;
    top: -5px;
}
.search_box input{
    height: 33px;
    width: 190px;
    border: none;
    outline: none;
    vertical-align: super;
}
.search_box button{
    background-color: rgba(250, 191, 27, 1);
    outline: none;
    width: 100px;
    height: 35px;
    font-size: 15px;
    font-family: '微软雅黑 Bold', '微软雅黑 Regular', '微软雅黑';
    font-weight: 700;
    color: #FFFFFF;
    border: none;
    vertical-align: super;
}
.search_box button:hover{
    background: rgba(228, 167, 5, 1)
}
.ck_item {
    width: 48%;
    border-bottom: 1px solid #efefef;
    padding-bottom: 30px;
}
.ck_item h3{
    font-family: '微软雅黑 Regular', '微软雅黑';
    font-weight: 400;
    font-style: normal;
    font-size: 18px;
    margin: 20px 0 15px 0;
}
.ck_item h3:hover{
    color: rgb(48, 138, 221);
}
.ck_item img{
    margin-right: 20px;
}
.ck_item p{
    font-size: 15px;
    color: #595656;
    line-height: 23px;
    float: right;
    line-height: 23px;
    width: 64%;
}
.more{
    font-size: 18px;
    color: #3195F0 !important;
    text-align: right;
    margin-top: 20px;
    cursor: pointer;
}
/* 方案知识库 */




/* 开发板 */
.development_box li{
    margin-right: 30px;
    margin-bottom: 30px;
    width: 380px;
}
.development_box li h6{
    font-family: '微软雅黑 Regular', '微软雅黑';
    font-weight: 400;
    font-style: normal;
    font-size: 18px;
    margin: 15px 0;
    width: 100%;
}
.development_box li h6:hover{
    color: rgb(48, 138, 221);
}
.development_box li:nth-child(3n+0){
    margin-right: 0
}
/* 开发板 */



/* 博客 */
.blog_content{
    display: inline-block;
    width: 50%;
    vertical-align: top;
    padding: 40px;
    box-sizing: border-box;
    height: 340px;
    background-color: rgba(209, 228, 245, 1);
    line-height: 25px;
    font-size: 15px;
}
.blog_content h5{
    font-size: 18px;
    font-weight: normal;
    margin: 20px 0;
}
.blog_content a{
    color: #227BCC
}
.case_knowledge_box ul{
    height: 980px;
    overflow: hidden;
}
/* 博客 */


/* 收获什么 */
.reward_box{
    margin-bottom: 80px;
}
.reward_left {
    margin-right: 50px;
    width: 67.5%;
}
.reward_left h5{
    font-family: '微软雅黑 Bold', '微软雅黑 Regular', '微软雅黑';
    font-weight: 700;
    font-style: normal;
    font-size: 15px;
    color: #FAC121;
}
.reward_left h5:before{
    content: '';
    border-left: 7px solid #FAC121;
    border-right: 7px solid transparent;
    border-top: 7px solid transparent;
    border-bottom: 7px solid transparent;
    width: 0;
    height: 0;
    display: inline-block;
    margin-right: 10px;
    vertical-align: middle;
}
.reward_left p{
    box-sizing: border-box;
    font-size: 15px;
    color: #595656;
    line-height: 25px;
    margin-bottom: 30px;
    padding-left: 20px;
}
.reward_right{
    margin-top: 70px;
}
.reward_right a{
    width: 280px;
    height: 50px;
    font-size: 15px;
    color: #FFFFFF;
    font-family: '微软雅黑 Bold', '微软雅黑 Regular', '微软雅黑';
    font-weight: 700;
    border-radius: 4px;
    text-align: center;
    line-height: 50px;
    display: block;
    margin: 17px auto;
}
.reward_right h4{
    text-align: center;
    font-family: '微软雅黑 Bold', '微软雅黑 Regular', '微软雅黑';
    font-weight: 700;
    font-style: normal;
    font-size: 18px;
    color: #6A4E02;
    margin-bottom: 10px;
    margin-top: 40px;
}
.reward_right img{
    position: absolute;
    left: 0;
    right: 0;
    margin: 0 auto;
    top: -70px;
}
.reward_right{
    border: 1px solid rgba(255, 236, 168, 1);
    border-radius: 5px;
}
.reward_right>div{
    width: 338px;
    padding: 30px;
    box-sizing: border-box;
    background-color: rgba(255, 236, 168, 1);
}
.yellow_bg{
    background-color: rgba(250, 191, 27, 1);
}
.yellow_bg:hover{
    background-color: rgba(228, 167, 5, 1);
}
.blue_bg{
    background-color: rgba(48, 138, 221, 1);
}
.blue_bg:hover{
    background-color: rgba(34, 123, 204, 1);
}
/* 收获什么 */






.pop_window{
    height: 480px;
}
#submit_form{
    height: 373px;
}
#submit_form .radio_box dt{
    float: inherit;
}
#submit_form dd label{
    display: inline-block;
    margin-left: 20px;
}
.frm_btn{
    background: #1cb5d7;
    display: block;
    margin: 0 auto;
    border-radius: 25px;
    width: 45%;
    cursor: pointer;
}
#submit_form .sub{
    bottom: -43px;
    left: 0;
    right: 0;
    z-index: 99;
}
select[name="industry"]{
    width: 270px !important;
}


/* 提示窗 */
.lotter_alert.no_chance {
    width: 370px;
    background: url(../images/pop_window.png);
    background-size: 100% 100%;
    box-shadow: none;
    box-sizing: border-box;
    color: #333;
    height: 310px;

}
.layui-layer-content{
    padding-right: 12px;
    box-sizing: border-box;
}
.lotter_alert.success_prize{
    width: 450px;
    background: url(../images/pop_window2.png);
    background-size: 100% 100%;
    box-shadow: none;
    box-sizing: border-box;
    color: #333;
    height: 350px;
}
.lotter_alert.no_prize{
    width: 450px;
    background: url(../images/pop_window3.png);
    background-size: 100% 100%;
    box-shadow: none;
    box-sizing: border-box;
    color: #333;
    height: 350px;
}
.lotter_alert.success_prize big{
    margin-top: 45px;
    color: #f7e133;
    font-size: 20px;
}
.success_prize p{
    color: #f7e133;
    font-size: 16px;
}

.lotter_alert.no_prize big{
    margin-top: 45px;
    font-size: 20px;
}
.lotter_alert.no_prize p{
    font-size: 16px;
}
.lotter_alert button{
    width: 100px;
    height: 35px;
    border: none;
    color: #fff;
    border-radius: 3px;
    display: block;
    margin: 10px auto;
}
.lotter_alert.no_chance big{
    padding-top: 60px;
    font-size: 22px;
}

.red_bg{
    background: #f9582e;
}
.green_bg{
    background: #73bf44;
}



/* 侧边栏 */
.aside{
    position: fixed;
    right: 20px;
    top: 40%;
    width: 142px;
    height: 253px;
}
.aside span {
    position: absolute;
    top: -43px;
    left: 0;
    right: 0;
    margin: 0 auto;
    text-align: center;
    font-weight: 700;
    color: #1cb5d8;
    cursor: pointer;
}
.asided span{
    color: #73bf44;
}
.aside em{
    font-size: 30px;
    vertical-align: bottom;
    display: inline-block;
    line-height: 8px;
}
.side_click{
    display: block;
    width: 100%;
    height: 35px;
    position: absolute;
    z-index: 9;
    cursor: pointer;
}
.side_click1{
    top: 45px;
}
.side_click2{
    top: 87px;
}
.side_click3{
    top: 130px;
}
.side_click4{
    top: 172px;
}
.side_click4{
    top: 172px;
}
.side_click5{
    top: 212px;
    height: 40px
}
.side1{
    background: url('../images/side1.png')no-repeat;
    background-size: 100% 100%;    
    width: 100%;
    height: 100%;
    display: inline-block;
}
.side2{
    background: url('../images/side2.png')no-repeat;
    display: inline-block;
    width: 100%;
    position: absolute;
    top: 0;
    overflow: hidden;
    right: 0;
}
.side_step1{
    height: 32%;
}
.side_step2{
    height: 47%;
}
.side_step3{
    height: 65%;
}
.side_step4{
    height: 100%;
}
.step3_buton {
    background: #7070b3;
    color: #fff;
    border: none;
    width: 120px;
    height: 36px;
    font-size: 14px;
    border-radius: 3px;
}
.step3_buton:hover{
    background: #3b3b6b;
}
.started button{
    background: #ed6e31 !important;
    color: #fff !important;
    box-shadow: 0px 0px 0px 1px #ed6e31 !important;
}
.started img{
    width: 229px;
    height: 166px;
}
.pop_tips{
    text-align: center;
    font-size: 14px;
}
.pop_tips h6{
    color: #1cb5d8;
    margin-bottom: 10px;
    margin-top: 5%;
    font-weight: normal;
}
.tips_box .layui-layer-title{
    background: #fff;
    border: none;
    border-radius: 5px;
}


/* 分享 */
.bdsharebuttonbox .share-need-vfy { width: 266px; height: 38px; display: block; margin: 0; padding: 0; background: none; position: absolute; left: auto; right: 0; z-index: 1000; }
.bdshare-button-style0-16::after { clear: both; content: ''; display: block; height: 0; visibility: hidden; }
.bdsharebuttonbox { font-size: 14px; color: #333; line-height: 38px; z-index: 999; }
.bdshare-button-style0-16 .bds_weixin { background-position: 0 -1612px; }
.bdshare-button-style0-16 .bds_tsina { background-position: 0 -104px; }
.bdshare-button-style0-16 .bds_qzone { background-position: 0 -52px; }
.bdsharebuttonbox .bds_sqq {
   background-attachment: scroll;
   background-clip: border-box;
   background-image: url("http://bbs.elecfans.com/template/elecfans_201508/prize/images/qq-ico.png");
   background-origin: padding-box;
   background-position: 0 0 !important;
   background-size: auto;
   background-repeat: no-repeat;
   height: 38px;
   margin: 0 0 0 18px;
   padding: 0;
   width: 38px;
}
.bdsharebuttonbox .bds_weixin {
   background-attachment: scroll;
   background-clip: border-box;
   background-image: url("http://bbs.elecfans.com/template/elecfans_201508/prize/images/weixin-ico.png");
   background-origin: padding-box;
   background-position: 0 0 !important;
   background-size: auto;
   background-repeat: no-repeat;
   height: 38px;
   margin: 0 0 0 18px;
   padding: 0;
   width: 38px;
}
.bdsharebuttonbox .bds_tsina {
   background-attachment: scroll;
   background-clip: border-box;
   background-image: url("http://bbs.elecfans.com/template/elecfans_201508/prize/images/weibo-ico.png");
   background-origin: padding-box;
   background-position: 0 0 !important;
   background-size: auto;
   background-repeat: no-repeat;
   height: 38px;
   margin: 0 0 0 18px;
   padding: 0;
   width: 38px;
}
.bdsharebuttonbox .bds_qzone {
   background-attachment: scroll;
   background-clip: border-box;
   background-image: url("http://bbs.elecfans.com/template/elecfans_201508/prize/images/qzone-ico.png");
   background-origin: padding-box;
   background-position: 0 0 !important;
   background-size: auto;
   background-repeat: no-repeat;
   height: 38px;
   margin: 0 0 0 18px;
   padding: 0;
   width: 38px;
}
.bdsharebuttonbox a, .bdsharebuttonbox .bds_more{
   cursor: pointer;
   float: left;
   font-size: 12px;
   line-height: 16px;
}

@media screen and (max-width: 800px) {
    html{
        font-size: 13.3333333vw;
    }
    body{
        width: 100vw;
    }
    .wrapper{
        width: 100%;
        padding: 0 10px;
        box-sizing: border-box;
    }
    .aside,
    .pc_banner,
    .pc_rule,
    .concat,
    .pc_nav,
    .footer,
    .step_title,
    .bdsharebuttonbox,
    .login_box>h2,
    #top{
        display: none;
    }
    .m_banner,
    .m_nav{
        display: block;
    }
    .m_banner{
        margin-top: 1rem;
    }
    .banner{
        margin-top: 0;
    }
    nav{
        margin: 0 !important;
        width: 100%;
        height: 1rem;
        line-height: 1rem;
    }
    nav>div{
        height: 100%;
    }
    .logo{
       width: 1.6rem;
    }
    .login_ddt{
        float: right;
        height: .65rem;
        background: rgba(255, 107, 0, 1);
        padding: 0 .3rem;
        border-radius: 25px;
        line-height: .65rem;
        color: #fff;
        font-size: .27rem;
        margin-top: .15rem;
    }
    nav ul{
        width: 49%;
        height: 100%;
    }
    nav ul li{
        margin-right: 0;
        padding: .2rem .203rem;
        box-sizing: border-box;
        text-align: center;
    }
    .success_box img{
        width: 100%;
        margin-top: 0.5rem;
    }
    .success_box ul li{
        width: 40%;
    }
    .success_box ul li img{
        height: 2rem;
    }

    .success_box button{
        padding: 0.1rem .5rem;
    }
    .prize_box>img{
        width: 100%;
    }
    #winner_list{
        width: 100%;
        margin-top: 20px;
        float: inherit;
    }
    .about_info{
        width: 100%;
    }
    .lotter_alert.no_chance{
        width: 100%;
    }
    .layui-layer-setwin .layui-layer-close2{
        right: 0 !important;
    }
    /* 线索 */
    .pop_window {
        width: 92%;
        margin: 10% 0px 0px -46%;
        height: 460px;
    }
    #submit_form{
        height: 100%;
    }
    #submit_form dd input[type=text] {
        width: 100%;
        border-radius: 5px;
    }
    #submit_form .inline_dl dd {
        float: inherit;
    }
    #submit_form .inline_dl select {
        width: 100px;
    }
    select[name="industry"]{
        width: 70% !important;
        margin: 0 0px 10px 0 !important;
    }
    .success_prize .layui-layer-setwin a{
        right: 20px;
    }
    .info_msgBox{
        overflow: auto;
    }
    #submit_form .sub{
        position: inherit;
    }
    .btn{
        width: 1.5rem;
        margin: .2rem auto;
        font-size: .25rem;
    }
    .login_box{
        margin-top: .5rem;
    }
    .login_box li{
        flex: 1;
        padding: 0 .25rem;
        box-sizing: border-box;
    }
    .login_box li p {
        height: 1.3rem;
        font-size: .3rem;
        font-size: .26rem;
    }
    .login_box br{
        display: block;
    }
    .line1 {
        width: 20%;
    }
    .line2 {
        width: 77%;
        opacity: .5;
    }
    .title {
        font-size: .35rem;
        margin: .35rem 0;
    }
    .search_box input {
        width: 3rem;
    }
    .search_box button {
        width: 1rem;
    }
    .arrow {
        width: 22px;
        height: 22px;
        right: -15%;
    }
    .ck_item {
        width: 100%;
        position: relative;
        padding-top: 20px;
    }
    .ck_item p {
        width: 100%;
        margin-top: 10px;
        float: inherit;
    }
    .ck_item img {
        float: inherit;
        width: 3rem;
    }
    .ck_item h3{
        width: 52%;
        position: absolute;
        right: 0;
        top: 20px;
        margin: 0;
        font-size: .3rem;
        word-wrap: break-word;
    }
    .development_box li {
        margin-bottom: 0.35rem;
        width: 100%;
        margin-right: 0;
    }
    .development_box li img{
        width: 48%;
        vertical-align: top;
        margin-right: .2rem;
    }
    .development_box li h6 {
        width: 47%;
        display: inline-block;
        font-size: .3rem;
    }
    .video_blog_box img{
        width: 100%;
    }
    .video_blog li {
        width: 100%;
        margin-right: 0;
    }
    .play_icon {
        right: 0;
        left: 0;
        top: 12%;
        margin: 0 auto;
        width: 1rem;
        height: 1rem;
    }
    .video_blog .play_icon {
        top: 25%;
    }
    .blog_content {
        width: 100%;
        height: auto;
        padding: .25rem;
        margin-top: .35rem;
    }
    .reward_left{
        margin-right: 0;
        width: 100%;
    }
    .reward_right {
        width: 100%;
    }
    .reward_right>div {
        width: 100%;
        padding: .5rem .3rem;
    }
    .reward_right a {
        width: 40%;
        display: inline-block;
        margin: .3rem;
    }
    .qrcode{
        margin: 20px auto;
        display: -webkit-flex;
        display: -moz-flex;
        display: -ms-flex;
        display: -o-flex;
        display: flex;
        align-items: center;
    }
    .qrcode img{
        margin-right: 10px;
    }
    .m_aside{
        display: block;
        position: fixed;
        bottom: 0;
        width: 100%;
        background: #fff;
        height: 1rem;
        line-height: 1rem;
    }
    .m_aside ul {
        padding: 0 10px;
        box-sizing: border-box;
    }
    .m_aside ul li a{
        display: inline-block;
    }
    .case_knowledge_box .m_search_icon{
        display: inline-block;
        float: right;
        width: .4rem;
        height: .4rem;
    }
    .search_box{
        display: none;
    }
    .close_search{
        width: 16px;
        height: 16px;
        background: url(../images/u1433.png)no-repeat;
        background-size: 100% 100%;
    }
}
@media screen and (max-width: 321px) {
    #submit_form .inline_dl select{
        width: 90px;
    }
    select[name="industry"]{
        margin: 0 0px 10px 0 !important;
    }
}