.attend .button-area{
    width: 230px;
    float: right;
    display: flex;
    margin-left: 20px;
    margin-top: 12px;
    justify-content: space-between;
  }

    .attend .button-area div{
        width: 100px;
        height: 40px;
        line-height: 40px;
        text-align: center;
        color: #029fa6;
        font-size: 18px;
        border-radius: 5px;
        border: 1px solid #029fa6;
    }
.title-wrap{
    height: 80px;
    padding: 0;
    color: #000;
    font-size: 24px;
    line-height: 80px;
}

.title-wrap-half{
    width: 50%;
}
.title-wrap .title-icon{
        display: inline-block;
        width: 4px;
        height: 34px;
        background-color: #029fa6;
        border-radius: 6px;
        vertical-align: middle;
    }
.categroy{
margin-bottom: 25px;
}

.categroy span{
    display: inline-block;
    width: 100px;
    height: 36px;
    margin-left: 18px;
    line-height: 36px;
    text-align: center;
    border-radius: 4px;
    border: 1px solid #ccc;
}    

.categroy span a{
    color: #666
}

.categroy .active{
    background-color: #029fa6;
    color:#fff;
}

.categroy .active a{
    color: #fff;
}

.categroy .type{
    border: none;
}

.content-wrap{
width: 100%;
box-sizing: border-box;
padding: 0;
}

.wrap-silde{
position: relative;
width: 100%;
height: 220px;
margin-left: 0;
overflow: hidden;
}

.wrap-silde .right,
.wrap-silde .left{
    position: absolute;
    top: 80px;
    width: 50px;
    height: 50px;
    cursor: pointer;
    z-index: 10;
}

.wrap-silde .left{
    left: 0;
    background-image: url(../images/video/left.png);
    background-repeat: no-repeat;
    background-position: center;
}

.wrap-silde .right{
    right: 0;
    background-image: url(../images/video/right.png);
    background-repeat: no-repeat;
    background-position: center;
}

.wrap-silde .inner{
    display: flex;
    justify-content: space-between;
}

.wrap-silde .inner li{
    width: 388px;
    height: 220px;
    border-radius: 8px;
    overflow: hidden;
    background-color: #ccc;
}

    .wrap-silde .inner li img{
        display: block;
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

.pb-20{
padding-bottom: 20px;
}

.white{
background-color: #fff;
}

.gray{
background-color: #f7f7f7;
}
.column-wrap{
    display: flex;
    padding: 0;
    display: -webkit-flex;
    justify-content: space-between;
    flex-direction: row;
    flex-wrap: wrap;
}

.column{
    width: 48%;
    margin-top: 8px;
}

.column img{
    display: block;
    width: 100%;
    height: 242px;
    object-fit: cover;
}

.column .text{
    margin-top: 8px;
    font-size: 22px;
    color: #000;
    line-height: 33px;
}

.row-wrap{
    padding: 0;
}

.column-3{
  display: flex;
  justify-content: space-between;
}

    .row{
        position: relative;
        width: 440px;
        overflow: hidden;
        margin-top: 10px;
        padding-bottom: 80px;
        border-radius: 8px;
        box-shadow:  0 0 10px rgba(0,0,0,0.2);
    }

    .row img{
        width: 100%;
        height: 225px;
        object-fit: cover;
    }

    .row .inner{
        flex: 1;
        padding-left: 25px;
        padding-right: 25px;
    }

        .row .inner .title{
            margin-top: 10px;
            font-size: 22px;
            font-weight: bold;
        }

        .row .inner .text{
            margin-top: 5px;
            font-size: 20px;
            color: #666;
        }

        .row .go-learn{
            position: absolute;
            bottom: 20px;
            right: 20px;
            display: block;
            width: 100px;
            height: 36px;
            font-size: 20px;
            text-align: center;
            line-height: 36px;
            border-radius: 5px;
            color: #029fa6;
            border: 1px solid #029fa6;
        }

.left-row{
  float: left;
  width: 560px;
}

.right-row{
  float: left;
  width: 835px;
  box-sizing: border-box;
  padding-left: 50px;
}

.row-1{
    float: left;
    display: flex;
    justify-content: space-between;
    width: 560px;
    overflow: hidden;
    margin-top: 20px;
}

    .row-1 .card{
        display: block;
        width: 125px;
        height: 80px;
        text-align: center;
        font-size: 12px;
        background-color: #ededed;
    }

        .row-1 .card .month{
            display: block;
            font-size: 22px;
            font-weight: bold;
            color: #a1a1a3;
            margin-top: 10px;
        }

        .row-1 .card .date{
            display: block;
            margin-top: 2px;
            font-size: 18px;
            color: #a1a1a3;
        }

    .row-1 .inner{
        padding-left: 10px;
    }

        .row-1 .inner .title{
          font-size: 22px;
            color: #000;
        }

        .row-1 .inner .text{
            margin-top: 10px;
            font-size: 18px;
            color: #666;
        }

.column-4 .column{
  width: 330px;
}

  .column-4 .column img{
    width: 100%;
    height: 190px;
  }

  .column-4 .column .text{
    height: 35px;
    line-height: 33px;
    font-size: 14px;
    white-space:nowrap; 
    overflow:hidden; 
    text-overflow:ellipsis;
    
  }

  .column-4 .column .info{
    display: flex;
    font-size: 14px;
    height: 50px;
    line-height: 50px;
    color: #666;
    justify-content: space-between;
  }

  .column-4 .column .view{
    display: inline-block;
    width: 20px;
    height: 20px;
    vertical-align: sub;
  }

  .column-4 .column .fork{
    display: inline-block;
    width: 20px;
    height: 20px;
    vertical-align: sub;
  }

.thumb-box{
  display: flex;
  justify-content: space-between;
}
.vieo-title {
    font-size: 30px;
    line-height: 40px;
    float: left;
    width: 80%;
    float: left;
    padding-top: 20px;
    padding-bottom: 20px;
}
.video-info .info {
    padding-top: 20px;
    padding-bottom: 20px;
    float: right;
    width: 18%;
    text-align: right;
    padding-right: 10px;
}
.video-desc {
    width: 100%;
    clear: both;
    font-size: 14px;
    color: #666;
    padding: 20px 0;
    line-height: 30px;
}
.video-desc p {
    font-size: 14px;
    color: #666;
    line-height: 30px;
}

.userinfo {
    line-height: 40px;
    font-size: 16px;
    font-weight: 600;
}
.nav-block a.signup-loader {
    line-height: 40px;
    font-size: 16px;
}