.sub_title2 {width: 100%; border-bottom: 1px solid #ddd; padding: 20px 0; margin:15px auto 40px auto;}
.sub_title2 h1 {text-align: center;    font-size: 28px; font-weight: 500; color:#000; font-family: 'NanumSquare',sans-serif;}
.sub_title_line {width: 200px; height: 2px; background: #0068d3; margin: 0 auto; position: relative; top: 21px; }