.page_mobile{
    display: none;
}
.page_container{
    min-width: 1200px;
    letter-spacing: 1px;
    font-size: 16px;
    color: #333;
    background-color: #fff;
}
/*banner*/
.banner{
    width: 100%;
    height: 600px;
    background: url("../images/banner_pc.jpg") no-repeat center;
}
/*header*/
.header{
    width: 100%;
    height:80px;
    background-color: #157c69;
}
.header_fixed{
    position: fixed;
    top: 0;
    left: 0;
    z-index:5;
}
.nav{
    width: 1200px;
    margin: 0 auto;
}
.nav_list{
    float: left;
    line-height: 80px;
}
.nav_list a{
    color: #fff;
}
.nav_item{
    float: left;
    margin-right:35px;
}
.login{
    float: right;
    text-align: right;
    padding-top: 22px;
}
.login_student,.login_school{
    color: #fff;
    min-width: 80px;
    height: 36px;
    padding: 0 15px;
    line-height: 36px;
    text-align: center;
    overflow: hidden;
    background-color: #ffa705;
    border: 1px #ffa705 solid;
    border-radius: 5px;
}
.login_school{
    color: #333;
    background-color: #fff;
    border: 1px #ffa705 solid;
}
.loginout{
    color: #333;
    min-width: 80px;
    height: 36px;
    padding: 0 15px;
    line-height: 36px;
    text-align: center;
    overflow: hidden;
    background-color: #fff;
    border: 1px #ffa705 solid;
    border-radius: 5px;
}

.center{
    width: 100%;
}
.c_box{
    width: 100%;
}
.c_title{
    width: 300px;
    margin: 0 auto;
    color: #333;
    text-align: center;
}
.c_title p:first-child{
    width: 197px;
    padding-left: 22px;
    font-size: 35px;
    font-weight: bold;
    letter-spacing: 3px;
    line-height: 50px;
    margin: 0 auto;
}
.c_title p:last-child{
    font-size: 14px;
}
.c_title p span{
    position: relative;
    bottom:15px;
    display: inline-block;
    width: 30px;
    height: 30px;
    text-align: center;
    line-height: 30px;
    color: #fff;
    font-size: 16px;
    border-radius: 50%;
    letter-spacing: 0;
    margin-right: 10px;
    background-color: #fb7d44;
    background-image: linear-gradient(to bottom right,#fb7d44,#fa9749);
    box-shadow: 2px 2px 10px #fa9749;
}

/*大赛背景*/
.c_bg{
    width: 1200px;
    margin: 0 auto;
    margin-top: 48px;
}
.bg_content{
    width: 100%;
    height: 489px;
    margin-top: 54px;
    background: url("../images/bkg.png") no-repeat;
    background-size: 100% 100%;
}
.bg_left{
    float: left;
    width: 600px;
    line-height: 36px;
    padding: 62px 50px 0 50px;
}
.bg_right{
    float: right;
    width: 500px;
    padding-top: 290px;
}
.bm_btn_bg{
    width: 237px;
    height: 65px;
    text-align: center;
    line-height: 65px;
    font-size: 18px;
    margin: 0 auto;
    background-color: #fff;
    border-radius: 50px;
}
.bm_btn_bg a{
    width: 100%;
    color: #333;
}

/*大赛主办*/
.c_org{
    width: 100%;
    margin-top: 60px;
    padding: 40px 0 60px 0;
    background: url("../images/bg_blue.png") no-repeat;
    background-size: 100% 100%;
}
.c_org .c_title{
    color: #fff;
}
.org_content{
    width: 1110px;
    margin: 0 auto;
    margin-top: 30px;
    padding:30px 45px 50px 45px;
    line-height: 36px;
    color: #fff;
    background-color:rgba(255,255,255,0.2);
}
.org_content p:first-child{
    width: 100%;
    font-size: 30px;
    font-weight: bold;
    text-align: center;
}
.org_content p:last-child{
    width: 100%;
    text-indent: 35px;
    margin-top: 30px;
}

/*专家顾问*/
.c_expert{
    width: 100%;
    padding: 60px 0;
    background: url("../images/expert_bg.jpg") no-repeat;
    background-size: 100% 100%;
}
.expert_content{
    width: 1200px;
    margin: 0 auto;
    margin-top: 54px;
}
.expert{
    float: left;
    width: 590px;
    margin-bottom: 20px;
}
.expert:nth-child(2),.expert:nth-child(4){
    margin-left: 20px;
}
.expert li{
    float: left;
    width: 285px;
    margin-right: 20px;
    background-color: #fff;
}
.expert li:last-child{
    margin-right: 0;
}
.expert li img{
    width: 100%;
    height: 148px;
}
.expert li p:nth-child(2){
    position: relative;
    width: 100%;
    height: 37px;
    line-height: 36px;
    text-align: center;
    font-size: 17px;
    color: #fff;
    margin-top: -40px;
    background-color: rgba(0,0,0,0.3);
}
.expert li p:nth-child(3){
    padding: 15px 20px;
    height: 125px;
    font-size: 14px;
    line-height: 25px;
}

/*大赛详情*/
.c_details{
    width: 100%;
    margin-top: 60px;
    padding-bottom: 60px;
}
.details_content{
    width: 1200px;
    margin: 0 auto;
    margin-top: 54px;
}
.d_item{
    width: 100%;
}
.d_left{
    float: left;
    width: 220px;
    color: #fff;
    text-align: center;
    padding: 66px 0;
    background-color: #2b6cf0;
    background-image: linear-gradient(to right bottom,#2b6cf0,#4a86fe);
}
.d_item:first-child .d_left{
    padding: 83px 0;
}
.d_left p:nth-child(1){
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 12px;
}
.d_right{
    float: right;
    width: 870px;
    height: 130px;
    padding: 31px 55px;
    background-color: #f3f7ff;
}
.d_item:first-child .d_right{
    height: 164px;
}
.cs_info,.js_info{
    float: left;
    width: 435px;
}
.d_title{
    font-size: 19px;
    font-weight: bold;
    padding-left: 7px;
    margin-bottom: 13px;
    border-left: 3px #3978f6 solid;
}
.d_right ul{
    padding-left: 10px;
    line-height: 30px;
}
.group,.cs_type{
    background-color: #eaeff9;
}
.group ul li{
    float: left;
    width: 30.33%;
    padding-left: 3%;
    background: url("../images/icon_01.png") no-repeat;
    background-size: 16px 16px;
    background-position: 0 7px;
}
.bm_type ul li,.cs_type ul li{
    width: 97%;
    padding-left: 3%;
    background: url("../images/icon_01.png") no-repeat;
    background-size: 16px 16px;
    background-position: 0 7px;
}

/*日程安排*/
.c_time{
    width: 100%;
    height: 647px;
    padding: 65px 0;
    background: url("../images/time.bg.jpg") no-repeat center;
}
.time_content{
    width: 1200px;
    margin: 0 auto;
    margin-top: 54px;
}
.time_list_1,.time_list_2{
    float: left;
    width: 600px;
}
.time_list_2 .time_item{
    width: 200px;
}
.time_item p:nth-child(1){
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 10px;
}
.time_list_1 .time_item:nth-child(1){position: relative;top: 55px;left: 145px;}
.time_list_1 .time_item:nth-child(2){position: relative;top: 166px;left: 114px;}
.time_list_1 .time_item:nth-child(3){position: relative;top: 273px;left: 130px;}
.time_list_2 .time_item:nth-child(1){position: relative;top: 53px;left: 342px;}
.time_list_2 .time_item:nth-child(2){position: relative;top: 153px;left: 302px;}
.time_list_2 .time_item:nth-child(3){position: relative;top: 257px;left: 274px;}

/*奖项设置*/
.c_prize{
    width: 100%;
    padding: 40px 0 80px 0;
    background: url("../images/prize_bg.jpg") no-repeat;
    background-size: 100% 100%;
}
.prize_content{
    width: 1200px;
    margin: 0 auto;
    margin-top: 54px;
}
.c_title_3{
    width: 258px;
    height: 82px;
    line-height: 82px;
    padding-left: 99px;
    letter-spacing: 3px;
    font-size: 28px;
    font-weight: bold;
    color: #fff;
    background: url("../images/prize_title_bg.png") no-repeat;
    background-size: 100% 100%;
}
.p_con{
    margin-top: 50px;
}
.p_item{
    float: left;
    width: 260px;
    margin-right: 53px;
    background: url("../images/prize_item.png") no-repeat;
    background-size: 100% 189px;
    background-position-y: bottom;
}
.p_item:last-child{
    margin-right: 0;
}
.p_item p:first-child{
    width: 157px;
    height: 50px;
    text-align: center;
    line-height: 50px;
    color: #fff;
    font-size: 18px;
    font-weight: bold;
    border-radius: 10px 10px 0 0;
    margin: 0 auto;
    background-image: linear-gradient(to right bottom,#fb7a44,#fa9a4a);
}
.p_item p:last-child{
    width: 80%;
    padding: 28px 10% 39px 10%;
}
.p_item p span{
    font-size: 18px;
    font-weight: bold;
}
.p_tips{
    width: 100%;
    margin-top: 25px;
    line-height: 36px;
}
.js_con{
    width: 100%;
    margin-top: 43px;
}


/*其他事项*/
.c_other{
    width: 100%;
    padding: 40px 0 80px 0;
    background: url("../images/bg_blue.png") no-repeat;
    background-size: 100% 100%;
}
.c_other .c_title{
    color: #fff;
}
.other_content{
    width: 1200px;
    margin: 0 auto;
    margin-top: 40px;
    line-height: 36px;
    color: #fff;
}
.contact_us{
    width: 100%;
    margin-top: 40px;
}
.contact_us p{
    float: left;
    width: 380px;
    height: 57px;
    color: #333;
    margin-right: 30px;
    line-height: 57px;
    text-align: center;
    font-size: 17px;
    background-color: #fff;
}
.contact_us p:last-child{
    margin-right: 0;
}
.contact_us a{
    color: #333;
}

.modal_bg{
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 10;
    width: 100%;
    height: 100vh;
    background-color: rgba(0,0,0,0.3);
}
.login_modal{
    display: none;
    position: fixed;
    left: calc((100% - 476px) / 2);
    top: calc((100vh - 459px) / 2);
    z-index:11;
    width: 476px;
    height: 343px;
    color: #666;
    background-color: #fff;
    border-radius: 10px;
    border: 1px #d8d8d8 solid;
    text-align: center;
    background-image: url("../images/l_bg.png");
    background-size: 111px 111px;
    background-repeat: no-repeat;
    padding-top: 116px;
}
.login_modal p{
    margin-top: 50px;
}
.line_m_1{
    position: relative;
    bottom:6px;
    display: inline-block;
    width: 97px;
    height: 1px;
    margin-right: 5px;
    background-image: linear-gradient(to right,#efefef,#c7c8c8);
}
.line_m_2{
    position: relative;
    bottom:6px;
    display: inline-block;
    width: 97px;
    height: 1px;
    margin-left: 5px;
    background-image: linear-gradient(to right,#c7c8c8,#efefef);
}
.privacy{
    width: 100%;
    color: #333;
    margin: 15px 0;
    text-align: center;
}
.privacy input{
    margin-right: 5px;
}
.privacy a{
    color: #333;
    text-decoration: underline;
}


.float{
    position: fixed;
    right: 0;
    top: calc((100vh - 270px) / 2);
    width: 107px;
    height: 200px;
    background: url("../images/pc_02.png") no-repeat;
    background-size: 100% 100%;
}
.f_qun,.f_ewm{
    display: inline-block;
    width: 100px;
    height: 87px;
}