body {
    /*background: #fafafa;*/
    /* background: linear-gradient(to right, #201e26, #1f1e25); */
    background-color: #F2F7FD;
}

.navbar-right a {
    color: #ffffff;
}

h1, h2, h3, h4, h5 {
    color: #ffffff;
}

p {
    color: #ffffff;
    text-align: center;
}

#top {
    /* background: rgba(31, 30, 36, 1); */
    margin-bottom: 0;
}

.navbar-header{
    padding: 0 2%;
}

.navbar >.container{
    padding-left: 15px;
    padding-right: 15px;
}
.navbar .navbar-nav li a {
    color: #111D27;
}

.navbar {
    color: #111D27;
    margin-bottom: 0;
    border: none;
    /*background: url("../img/index/index_bg_3.png") no-repeat 0 0;*/
    /*background-size: contain;*/
    /*-webkit-background-size: contain;*/
    /*-o-background-size: contain;*/
    /*-moz-background-size: contain;*/
    /*-ms-background-size: contain;*/
    background-color: #FBFDFF;

}

.main-box {
    padding: 2% 0;
    background-color: #f2f7fd;
}
.shiming{
    background-color: #fff;
    border-radius: 15px;
}

.main-box .tab-box {
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0;
}

.main-box li {
    width: 20%;
    display: flex;
    min-height: 80px;
    height: max-content;
    background: #656565;
    border-radius: 10px;
    justify-content: space-around;
    align-items: center;
}

.main-box .tab-box li span {
    color: #ffffff;
}

 .container{
    padding: 0 2%;
}

.tab {
    display: flex;
    min-height: 80px;
    height: max-content;
    background: #fff;
    border-radius: 10px;
    flex-direction: row;
    /* justify-content: space-around; */
    align-items: center;
    box-shadow: 0 9px 16px rgba(101, 101, 101, 0.24);
    margin: 10px auto;
}

.tab span {
    color: #333;
}

.tab div {
    width: 60px;
    height: 50px;
    overflow: hidden;
    display: flex;
    align-items: center;
    box-sizing: border-box;
    padding-left: 10px;
}

.tab div img {
    width: 80%;
    margin: 0 auto;
}

.tab-active {
    background: #E5EFFF;
    /* box-shadow: 0 9px 16px rgba(208, 110, 90, 0.24); */

}

.main-box li div {
    width: 80px;
    height: 50px;
    background: #ffffff;
    overflow: hidden;
}

.main-box li div img {
    width: 75%;
    margin: 0 auto;
}

.flow-box {
    /*width: 100%;*/
    /*min-height: 200px;*/
    /*height: initial;*/
    background: #ffffff;
    margin-top: 5%;
    display: none;
}


.flow-box h3 {
    color: #000;
    text-align: center;
}

.flow-box .flow-box-flow {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-evenly;

    flex-wrap: wrap;
}

/*.break{*/
/*    width: 2%;*/
/*    margin: 0;*/
/*}*/
.break >img{
    width: 50%;
}

.flow-box .col-xs-6  .cell{
    display: flex;
    flex-direction: column;
    align-items: center;
    width: auto;
}

.flow-box .col-xs-6 img {
    width: 180px;
    height: auto;
}

.bs-docs-nav .navbar-header .navbar-toggle {
    background: #ffffff;
    box-shadow: 0 9px 16px rgba(133, 133, 133, .25);
}

.bs-docs-nav .navbar-toggle .icon-bar {
    background-color: #858585;
    margin-left: unset;
}

.col-sm-3 {
    margin-bottom: 10px;
}

.btn-group {
    width: 100%;
    /*background: #ffffff;*/
    margin: 0 auto;
}

.btn-group > button {
    width: 100%;
    background: #ffffff;
}

.btn-tab {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: 0;
}

.dropdown-menu {
    width: 100%;
}

.tab-click {
    width: 100%;
    min-height: unset;
    background: none;
    display: flex;
    justify-content: flex-start;
    align-items: center;
}

.dropdown-menu .tab-click {
    width: 100%;
    min-height: unset;
    background: none;
    display: flex;
    justify-content: flex-start;
    padding:5px;
}

.tab-click img {
    width: 8%;
    height: auto;
    margin: 0 5px;
}
.mobile-tab{
    display: none;
}

.navbar-right li:hover{
    background: none;
}


.bs-docs-footer p{
    text-align: left;
}

.flow-box .row{
    margin:0;
}

.bs-docs-footer  .footer-bottom-p{
    text-align: center;
}
.bs-docs-footer .container{
    padding: 0;
}
@media screen and (max-width: 1200px) {
    .tab div{
        width: 50px;
        height: 30px;
    }
}

footer .container-flex {
    justify-content: center;
}
.footer-mobile {display: none;}
.footer-pc .icon-bar{
    width: 30%;
    text-align: right;
    padding-right: 20px; 
}
.footer-pc .icon-bar img{
    display: inline;
}

.course-header { min-height: 180px; background: linear-gradient(180deg, #CFE0FF 0%, #E6EFFF 100%), #FFFFFF;}
.banner-container { display: flex; align-items: center}
.banner-container .slogan{ flex: 1 1 auto;}
.banner-container .slogan h1{ font-size: 36px; color: #3366EE; font-weight: 600;}
.banner-container .slogan span{ font-size: 22px; color: #000912;}
.banner-container .topic-img { flex: 1 1 auto; text-align: right;}
.banner-container .topic-img img { height: 180px; display: inline;}

.flow-box-flow .flow-detail { width: 30%; display: flex; flex-direction: column; align-items: center; margin: 30px auto;}
.flow-detail span { color: #666666; text-align: center; padding-bottom: 8px; font-weight: 600;}
.flow-detail img{ width: 180px; height: auto;}

#course-5 .flow-detail{ width: 45%;}

.h-arrow{display: none; padding: 50px 0;}
.h-arrow img{width: 30px;}

@media screen and (max-width: 780px) {
    .course-header { padding-top: 20px;}
    .banner-container { flex-direction: column;}
    .banner-container .slogan h1{ text-align: center; font-size: 42px; }
    .banner-container .topic-img img { height: auto; width: 100%;}

    .flow-detail span { font-size: 18px;}
    .flow-detail img{ width: 100%;}  

    .h-arrow{display: block; }
    
    .container>.navbar-header {
        margin-right: 0;
    }
    .navbar-toggle{
       margin-right: 0;
    }

    .main-box{
        padding: 2%;
    }
    #content{
        min-height: 150px;
    }



    #content .container{
        padding-top: 30px;
    }
    #content .container img{
        margin-bottom: 20px;
    }

    .pc-tab {
        display: none;
    }
    .mobile-tab{
        display: block;
        padding: 50px 0;
        padding-top: 0;
    }
    .flow-box .flow-detail{
        width: 100%;
    }

    #course-5 .flow-detail{
        width: 100%;
    }


    .col-xs-6{
        margin-bottom: 15px;
    }

    .flow-box{
        padding: 20px 0;
    }
    .flow-box h3{
        display: none;
    }

    .break{
        display: none;
    }
    footer {
        display: none;
    }

}