.chairman table{
    width:100%;
    border-collapse:collapse;
    margin:0 0 20px;
    border-spacing:2px;
}
.chairman thead th{
    padding: 15px 5px;
    border-top: 1px solid #000;
    border-bottom:1px solid #000;
    border-right:1px solid #ddd;
    background-color: #f2f2f2;
    color: #000;
    font-weight: 500;
    font-size:15px;
    text-align:center;
}
.chairman thead th:last-child{border-right:0;}
.chairman tbody th{border: 1px solid #ddd; border-left:0; font-size:15px; padding: 8px 5px; color: #4c4c4c; font-weight:normal;}
.chairman td{
    padding: 9px 5px;
    border: 1px solid #ddd;
    color: #4c4c4c;
    text-align: center;
    font-size:15px;
    letter-spacing:-0.5px;
}
.chairman td:first-child{border-left:0}
.chairman td:last-child{border-right:0}

.chairman dl{overflow:hidden; margin:45px 0 0;}
.chairman dl dt:before{content:''; position:absolute; left:0; top:8px; width:7px; height:18px; border-radius:2px; background:#1672b1;}
.chairman dl dt{font-size:22px; margin:0 0 15px; border-bottom:1px solid #ccc;padding:0 0 10px; padding-left:15px; position:relative; font-weight:500;}
.chairman dl dd ul{padding-left:15px;}
.chairman dl dd ul li{font-size:15px; margin:0 0 5px; letter-spacing:-0.4px;}
/* tablet */
@media screen and (min-width:768px) and (max-width:991px){
}

/* mobile */
@media screen and (max-width:767px){
    .chairman thead th, .chairman th, .chairman td{font-size:13px; letter-spacing:-0.8px; padding:8px 3px;}
}