.justify-content-center {
    justify-content: center;;
}

.pnlesson {
    /* border: 1px solid gray; */
    padding: 0 0 30px;
}

.rows.pnlesson {
    flex-wrap: nowrap;
    /* display: flex; */
}
.txt-cont{
    padding: 0 0 20px;
}
.title{
    background: #f3f3f3;
    font-size: 20px;
    font-weight: bold;
    padding-left: 10px;
    margin-bottom: 10px;
    border-bottom: 2px solid #3c3c3c;
}
.title-sub{
    font-size: 16px;
    font-weight: bold;
    border-left: 11px solid;
    padding-left: 15px;
    margin-bottom: 20px;
}
table{
    width: 100%;
}
table, td {
    border: 1px solid #ccc;
    padding: 10px 15px;
  }
table tr:nth-child(odd){
    background: #f3f3f3;
}
.menu_div .dl_flex.pnlesson-section {
    align-items: flex-start;
}

.pnlesson .col-md-4 {
    min-width: 220px;
    padding: 0;
    font-size: 14px;
}

.title_style02 {
    margin-bottom: 50px;
}

.pnlesson table tr th {
    padding-bottom: 5px;
} 

.pnlesson table td:first-child {
    width: 30%;
}

.pnlesson table tr:first-child {
    margin-bottom: 10px;
}

.pnlesson .text-primary {
    font-size: 18px;
}

.pnlesson-content {
    text-align: center;
}

.menu_div {
    border-bottom: 0;
}

#page_cont01 {
    padding-bottom: 50px;
}

.text-primary {
    color: #3c3c3c;
}

.pnpos .text-primary {
    border-left: 11px solid;
    border-bottom: none;
}

.pnpos .col-md-4.col-sm-3 {
    padding-left: 0;
}

/* .pnlesson .text-primary {
    border-bottom:0;
} */
.mrg-sp{
    display: none;
}

#top_cont06 {
    padding-top: 0;
}

@media screen and (max-width:768px) {
    .pnpos .text-primary {
        margin-left: 0;
    }

    .pnpos .col-md-4.col-sm-3 {
        padding: 0;
    }
    .pnlesson table tr th, .pnlesson table tr td {
        padding-left: 15px;
    }

    .rows.pnlesson {
        flex-wrap: wrap;

    }

    .pnlesson .col-md-4 {
        margin-top: 20px;
    }

    .pnlesson .text-primary {
        text-align: center;
    }

    .pnpos {
        margin-bottom: 20px;
    }

    .pnpos img {
        margin-bottom: 5px;
    }

    .pnlesson-content .title_style02 {
        margin-bottom: 20px;
    }  

    .pnlesson-section .col-sm-6 {
        width: 100%;
    }
}
@media screen and (max-width:767px) {
    .left-sp{
        text-align: left;
    }
    .title{
        font-size: 18px;
    }
    .mrg-sp{
        display: block;
        margin-bottom: 20px;
    }
}

@media screen and (max-width:500px) {
    .pnlesson table tr th, .pnlesson table tr td {
        font-size: 12px;
    }
}