.enter-box{
    display: flex;
    flex-direction: column;
    align-items: center;
}
.enter-big-text{
    font-size: 85px;
    font-family: FZZhengHeiS-B-GB;
    font-weight: 400;
    color: #FFFFFF;
    text-shadow: 3px 5px 0px rgba(149,19,19,0.76);
    margin-top: 186px;
}
.enter-small-text{
    font-size: 72px;
    font-family: FZZhengHeiS-B-GB;
    font-weight: 400;
    color: #FFFFFF;
    margin-top: 96px;
}
.enter-btn{
    width: 214px;
    height: 64px;
    background: linear-gradient(0deg, #FF8100 0%, #FFBE00 100%);
    border-radius: 32px;
    font-size: 24px;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #FFFFFF;
    text-align: center;
    line-height: 64px;
    cursor: pointer;
    margin-top: 29px;
}
.enter-btn>a{
    color: #ffffff;
}
.c-header,.c-section,.c-footer{
    width: 100%;
}
.c-header-top{
    height: 108px;
    width: 100%;
    background-image: url("../images/header-bg.png");
    background-repeat: no-repeat;
    background-size: cover;
}
/*.c-header-bottom{*/
/*    height: 52px;*/
/*    background-color: #D00606;*/
/*    display: flex;*/
/*    justify-content: center;*/
/*}*/
.c-nav{
    display: flex;
    height: 100%;
}
.c-nav>li{
    display: flex;
}
.c-nav>li>a{
    font-size: 16px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #FFFFFF;
    opacity: 0.82;
    padding: 18px;
    cursor: pointer;
}
.c-nav>li>a:hover{
    background-color: #F00505;
    font-weight: bold;
}
.active{
    background-color: #F00505;
    font-weight: bold;
}
.c-section{
    display: flex;
    justify-content: center;
    background-color: #F6FAFD;
}
.c-s-nav{
    font-size: 14px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #9B9EA4;
    display: flex;
    align-items: center;
    width: 1200px;
    height: 51px;
    background: #FFFFFF;
    margin-bottom: 21px;
    padding-left: 6px;
}
.c-s-nav>a>img{
    width: 14px;
    height: 14px;
    margin-right: 5px;
}
.center-box{
    width: 1200px;
}
.c-s-main{
    display: flex;
    justify-content: space-between;
    margin-bottom: 447px;
}
.type-list{
    width: 380px;
    height: 180px;
    background: #FFFFFF;
    display: flex;
    justify-content: center;
    align-items: center;
}
.c-footer{
    width: 100%;
    height: 79px;
    background: #D6D6D6;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    font-size: 14px;
    font-family: Microsoft YaHei;
    font-weight: 300;
    color: #565656;
}
.type-items{
    display: flex;
    height: 54px;
    font-size: 16px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #353535;
}
.type-items>img{
    width: 54px;
    height: 54px;
    margin-right: 16px;
}
.type-items>div{
    height: 37px;
    font-size: 16px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #353535;
    margin-top: 8px;
    margin-bottom: 8px;
    display: flex;
    flex-direction: column;
}
.type-items>div>span:nth-child(2){
    margin-top: 5px;
    display: inline-block;
    width: 212px;
    line-height: 20px;
}
.main-course,.main-information{
    display: flex;
    justify-content: center;
}
.main-information{
    padding-bottom: 56px;
    background-color: #F7F7F7;
}
.main-course{
    background-color: #F7F7F7;
    padding-bottom: 18px;
}
.course-area{
    margin-top: 40px;
    display: flex;
    flex-wrap: wrap;
}
.titles{
    font-size: 30px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #1A1A1A;
    text-align: center;
    margin-top: 46px;
}
.course-list{
    width: 280px;
    padding-bottom: 23px;
    background: #FFFFFF;
    border-radius: 10px;
    /*padding: 34px 26px 28px 26px;*/
    padding-top: 43px;
    position: relative;
    margin-bottom: 35px;
    box-shadow: 0px 4px 13px 0px rgba(166,166,166,0.97);
    margin-right: 26px;
}
.course-list:nth-child(4n){
    margin-right: 0;
}
.course-list>span{
    font-size: 24px;
    font-family: Source Han Sans CN;
    font-weight: bold;
    color: #1A1A1A;
    margin-left: 65px;
    margin-top: 43px;
}
.course-list>.space{
    margin-left: 65px;
}
.course-link{
    margin-top: 23px;
}
.course-link>a{
    display: block;
    margin: 13px 9px 0px 9px;
}
.course-link>a>img{
    width: 124px;
    height: 80px;
}
.course-link{
    display: flex;
    align-items: baseline;
    justify-content: center;
    padding: 0 9px;
}

.manger-new>a>img{
    width: 124px;
    height: 46px;
}
.manger-new>a{
    display: block;
    margin: 13px 9px 0px 0px;
}
.manger-new{
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    justify-content: center;
    padding: 0px;
}
/*.space{*/
/*    width: 48px;*/
/*    height: 8px;*/
/*    background: #D00606;*/
/*    border-radius: 3px;*/
/*    margin-top: 9px;*/
/*    margin-top: -6px;*/
/*}*/
.code-hide{
    width: 52px;
    height: 52px;
    position: absolute;
    top: 6px;
    right: 6px;
    cursor: pointer;
}
.project-area{
    margin-top: 54px;
}
.p-title{
    width: 100%;
    height: 52px;
    background: #FFE6E6;
    display: flex;
    position: relative;
}
.p-title-info{
    background-color: #D00606;
    padding: 0 14px;
    line-height: 52px;
    font-size: 20px;
    font-family: Source Han Sans CN;
    font-weight: bold;
    color: #FFFFFF;
    position: relative;
}
.traingle{
    position: absolute;
    width:0px;
    height:0px;
    right: -20px;
    top: 16px;
    border: 10px solid;
    border-left-color: #D00606;
    border-right-color: transparent;
    border-top-color:  transparent;
    border-bottom-color: transparent;
}
.p-title-list,.b-title-list,.c-title-list,.d-title-list{
    display: flex;
}
.list-title{
    margin-left: 39px;
    height: 48px;
    line-height: 52px;
    font-size: 20px;
    font-family: Source Han Sans CN;
    font-weight: bold;
    color: #666666;
    cursor: pointer;
}
.nav-active{
    color: #D00606;
    font-weight: bold;
    border-bottom: 3px solid #D00606;
}

.c-items-area>a{
    display: block;
    width: 186px;
    height: 123px;
    margin-top: 26px;
    margin-right: 16px;
}
.c-items-area>a:nth-child(6n) {
    /* 去除第3n个的margin-right */
    margin-right: 0;
}
.p-content .list{
    display: none;
}
.b-content .list2{
    display: none;
}
.c-content .list3{
    display: none;
}
.d-content .list4{
    display: none;
}
.c-items-area{
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;
}
.selected{
    display: flex !important;
    /*justify-content: space-between;*/
}
.more{
    height: 100%;
    font-size: 14px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #A3A3A3;
    position: absolute;
    right: 0;
    padding-right: 15px;
}
.more>a{
    display: block;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
}
.more>a>img{
    width: 14px;
    height: 14px;
}
.p-box{
    height: 160px;
}
.p-box-top{
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.p-box-top>img{
    width: 186px;
    height: 123px;
}

.project-1,.project-2,.project-3,.project-4,.project-5,.project-6,.project-7,.project-8{
    height: 160px;
    background-image: url("../images/project.png");
    background-repeat: no-repeat;
    background-size: cover;
}
.project-1{
    background-image: url("../images/project.png");
}
.project-2{
    background-image: url("../images/skill.png");
}
.project-3{
    background-image: url("../images/build.png");
}
.project-4{
    background-image: url("../images/enginee.png");
}
.project-5{
    background-image: url("../images/water.png");
}
.project-6{
    background-image: url("../images/water-course.png");
}
.project-7{
    background-image: url("../images/city.png");
}
.project-8{
    background-image: url("../images/building.png");
}
.p-name{
    font-size: 35px;
    font-family: Alibaba PuHuiTi;
    font-weight: bold;
    color: #FFFFFF;
}
.slogan{
    font-size: 23px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #FFFFFF;
    margin-top: 12px;
}
.w-name{
    color: #4164E4;
}
.w-slogan{
    width: 95px;
    height: 36px;
    background: #5F7FF7;
    border-radius: 18px;
    font-size: 23px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #FFFFFF;
    text-align: center;
    line-height: 36px;
}
.b-slogan{
    padding: 0 24px;
    height: 34px;
    border: 1px solid #FFFFFF;
    border-radius: 17px;
    text-align: center;
    line-height: 34px;
}
.code-area{
    padding: 10px;
    background: #FFFFFF;
    box-shadow: 0px 4px 13px 0px rgba(118,118,118,0.94);
    border-radius: 10px;
    position: absolute;
    top: 66px;
    right: 0px;
    display: none;
}
.w-traingle{
    position: absolute;
    width:0px;
    height:0px;
    top: -19px;
    right: 15px;
    border: 10px solid;
    border-left-color: transparent;
    border-right-color: transparent;
    border-top-color:  transparent;
    border-bottom-color: #ffffff;
}
.code-box>div{
    display: flex;
    flex-direction: column;
    align-items: center;
}
.code-box>div>img{
    width: 140px;
    height: 140px;
}
.code-box>div>span{
    font-size: 15px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #222222;
}

.lcimg{
    width: 280px;
    height: 98px;
}

.lcewm{
    width: 31px;
    height: 31px;
    position: relative;
    right: 38px;
    top: 2px;
}

.course-list{
    height: 153px;
}